Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '24cf3227813d6155f6875429ad35d4d0881425cbb7c374e376be177ab98da2fc' 
  AND token = '1ETolPx4m7xGnlrpb80gXEKsI3J/v9JEdTC52Fn0TfM=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00030

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}