UPDATE 
  cscart_product_popularity 
SET 
  `viewed` = 4255, 
  `added` = 4, 
  `deleted` = 4, 
  `bought` = 2, 
  `total` = 10819 
WHERE 
  product_id IN (21043, 21044, 21045, 21046)

Query time 1.04989

Result

int(4)