Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '0c32c733c87c057751fda479d0e9af368a28104f41579bc5e70615bcb95e3031' 
  AND token = 'Y+WQxlzOso0BodK+zCmzwP7zq775D5Qzcbo3ACHs9Dg=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00039

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "message": "Impossible WHERE noticed after reading const tables"
    }
  }
}