SELECT 
  * 
FROM 
  cscart_mb_salvage_cases 
WHERE 
  auction_product_id IN (
    18717, 18718, 18719, 18720, 18721, 18722, 
    18723, 18724, 18725, 18726, 18727, 
    18728, 18729, 18730, 18731, 18732
  ) 
  OR sale_product_id IN (
    18717, 18718, 18719, 18720, 18721, 18722, 
    18723, 18724, 18725, 18726, 18727, 
    18728, 18729, 18730, 18731, 18732
  ) 
ORDER BY 
  updated_at DESC, 
  case_id DESC

Query time 0.00038

JSON explain

{
  "query_block": {
    "select_id": 1,
    "read_sorted_file": {
      "filesort": {
        "sort_key": "cscart_mb_salvage_cases.updated_at desc, cscart_mb_salvage_cases.case_id desc",
        "table": {
          "table_name": "cscart_mb_salvage_cases",
          "access_type": "ALL",
          "rows": 58,
          "filtered": 100,
          "attached_condition": "cscart_mb_salvage_cases.auction_product_id in (18717,18718,18719,18720,18721,18722,18723,18724,18725,18726,18727,18728,18729,18730,18731,18732) or cscart_mb_salvage_cases.sale_product_id in (18717,18718,18719,18720,18721,18722,18723,18724,18725,18726,18727,18728,18729,18730,18731,18732)"
        }
      }
    }
  }
}