UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tNFyASWJkcEXYPPnh2DjhucCQKlkzBS6qyBuMJECWrI=' 
WHERE 
  key_id = 'a538b95605555c33e0cce49363b88a45bb68cac7b5078bf549b9811b8f5fb5d4' 
  AND (
    token = 'tNFyASWJkcEXYPPnh2DjhucCQKlkzBS6qyBuMJECWrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )