Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '16b33474bfd09f1ef4cb2339c00ef981804b772957ad81fd55ce1b49db0fe534' 
  AND token = 'BfdOtgOpTKugXtJ8OxBhSGT07rsDuKe4bZ/oaHNX0TA=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00016

JSON explain

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