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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 (764, 1430, 773, 766, 746) 
  AND a.status = 'A' 
ORDER BY 
  a.position, 
  a.variant_id

Query time 0.00228

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": 17,
              "filtered": 100,
              "index_condition": "a.option_id in (764,1430,773,766,746) 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
	3815	1430	0	0.000	A	A	A	A
Vàng nâu	1621	746	1	0.000	A	A	A	A
Cá chép	1690	764	1	0.000	A	A	A	A
Màu xám xanh	1696	766	1	0.000	A	A	A	A
Hồng Size L/ 70 x 25 x 15cm/	1715	773	1	200000.000	A	A	A	A
	3814	1430	1	30000.000	A	A	A	A
Xám	1622	746	2	0.000	A	A	A	A
Gà trống	1691	764	2	0.000	A	A	A	A
Màu vàng	1697	766	2	0.000	A	A	A	A
Xanh dương Size L/ 70 x 25 x 15cm/	1716	773	2	200000.000	A	A	A	A
Be	1623	746	3	0.000	A	A	A	A
Heo	1692	764	3	0.000	A	A	A	A
Màu trắng	1698	766	3	0.000	A	A	A	A
Vàng Size L/ 70 x 25 x 15cm/	1717	773	3	200000.000	A	A	A	A
Hồng Size M/ 46 x 16 x 10cm/	1718	773	4	130000.000	A	A	A	A
Nâu nhạt Size S/ 21 x 9.5 x 6cm	1719	773	5	0.000	A	A	A	A
Xám Ghi Size S/ 21 x 9.5 x 6cm	1720	773	6	0.000	A	A	A	A