Sandbox

SELECT 
  b.variant_name, 
  a.* 
FROM 
  cscart_product_option_variants AS a 
  LEFT JOIN cscart_product_option_variants_descriptions AS b ON b.variant_id = a.variant_id 
  AND b.lang_code = 'vi' 
WHERE 
  1 
  AND a.option_id IN (
    1566, 1580, 1542, 1585, 831, 1429, 1568, 
    1226, 667, 1434, 1161, 1425, 1266, 1548, 
    1550, 1554, 1485, 1269, 1567, 1572, 
    1477, 1397, 1399, 1398, 1506, 1449, 
    1559
  ) 
  AND a.status = 'A' 
ORDER BY 
  a.position, 
  a.variant_id

Query time 0.01314

JSON explain

{
  "query_block": {
    "select_id": 1,
    "nested_loop": [
      {
        "read_sorted_file": {
          "filesort": {
            "sort_key": "a.position, a.variant_id",
            "table": {
              "table_name": "a",
              "access_type": "range",
              "possible_keys": ["status", "option_id", "option_id_2"],
              "key": "option_id",
              "key_length": "6",
              "used_key_parts": ["option_id", "status"],
              "rows": 57,
              "filtered": 100,
              "index_condition": "a.option_id in (1566,1580,1542,1585,831,1429,1568,1226,667,1434,1161,1425,1266,1548,1550,1554,1485,1269,1567,1572,1477,1397,1399,1398,1506,1449,1559) and a.`status` = 'A'"
            }
          }
        }
      },
      {
        "table": {
          "table_name": "b",
          "access_type": "eq_ref",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "9",
          "used_key_parts": ["variant_id", "lang_code"],
          "ref": ["dev_db.a.variant_id", "const"],
          "rows": 1,
          "filtered": 100,
          "attached_condition": "trigcond(b.lang_code = 'vi')"
        }
      }
    ]
  }
}

Result

variant_name	variant_id	option_id	position	modifier	modifier_type	weight_modifier_type	point_modifier_type	status
	2826	1161	0	0.000	A	A	A	A
	3183	1226	0	0.000	A	A	A	A
	3346	1266	0	0.000	A	A	A	A
	3745	1398	0	0.000	A	A	A	A
	3747	1399	0	0.000	A	A	A	A
	3805	1425	0	0.000	A	A	A	A
	3813	1429	0	0.000	A	A	A	A
	3821	1434	0	0.000	A	A	A	A
Viết thiệp	3840	1449	0	0.000	A	A	A	A
	3882	1477	0	0.000	A	A	A	A
Green apple	3894	1485	0	0.000	A	A	A	A
Flower canvas	3895	1485	0	0.000	A	A	A	A
Back home	3896	1485	0	0.000	A	A	A	A
Hộp quà ghi tên (MIỄN PHÍ)	3948	1506	0	0.000	A	A	A	A
	4019	1542	0	0.000	A	A	A	A
	4032	1548	0	0.000	A	A	A	A
	4036	1550	0	0.000	A	A	A	A
	4044	1554	0	0.000	A	A	A	A
	4052	1559	0	0.000	A	A	A	A
	4066	1566	0	0.000	A	A	A	A
	4068	1567	0	0.000	A	A	A	A
	4070	1568	0	0.000	A	A	A	A
	4088	1572	0	0.000	A	A	A	A
Giấy craft hoa khô	4105	1580	0	49000.000	A	A	A	A
Giấy craft tag vải	4106	1580	0	79000.000	A	A	A	A
	4118	1585	0	0.000	A	A	A	A
Đỏ	1337	667	1	0.000	A	A	A	A
Đậm	1897	831	1	0.000	A	A	A	A
	2825	1161	1	0.000	A	A	A	A
	3182	1226	1	0.000	A	A	A	A
	3345	1266	1	0.000	A	A	A	A
Khắc theo yêu cầu: Chữ + logo đơn giản	3349	1269	1	0.000	A	A	A	A
Chữ ký	3739	1397	1	0.000	A	A	A	A
	3744	1398	1	40000.000	A	A	A	A
	3746	1399	1	0.000	A	A	A	A
	3804	1425	1	0.000	A	A	A	A
	3812	1429	1	40000.000	A	A	A	A
	3820	1434	1	0.000	A	A	A	A
	3881	1477	1	0.000	A	A	A	A
	4018	1542	1	40000.000	A	A	A	A
	4031	1548	1	0.000	A	A	A	A
	4035	1550	1	0.000	A	A	A	A
	4043	1554	1	0.000	A	A	A	A
	4051	1559	1	0.000	A	A	A	A
	4065	1566	1	0.000	A	A	A	A
	4067	1567	1	0.000	A	A	A	A
	4069	1568	1	0.000	A	A	A	A
	4087	1572	1	40000.000	A	A	A	A
	4117	1585	1	40000.000	A	A	A	A
Xanh	1338	667	2	0.000	A	A	A	A
Nhạt	1898	831	2	0.000	A	A	A	A
Mẫu ngẫu nhiên	3350	1269	2	0.000	A	A	A	A
In hoa nét mảnh	3740	1397	2	0.000	A	A	A	A
In hoa nét đậm	3741	1397	3	0.000	A	A	A	A
Khắc ảnh	4098	1269	3	50000.000	A	A	A	A
Viết tay	3742	1397	4	0.000	A	A	A	A
Viết thường	3743	1397	5	0.000	A	A	A	A