UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6DxPNoJNEVf+v8J/oRNmDqiEfJTwNyDu/M6w+U6Y7wo=' 
WHERE 
  key_id = '3b49774a4b5a3dbce08c61544e5449511d205326f97e8b058cc27dbd1d459645' 
  AND (
    token = '6DxPNoJNEVf+v8J/oRNmDqiEfJTwNyDu/M6w+U6Y7wo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )