UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YExto4xDf5n8XnQ3VnlBkklLQ4d/iGH8Tz7o0iDl4vM=' 
WHERE 
  key_id = '270c8ff106c584bb7ef087773ec9b4d08df5333ccc0840a88a918bca6f932321' 
  AND (
    token = 'YExto4xDf5n8XnQ3VnlBkklLQ4d/iGH8Tz7o0iDl4vM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )