UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T/1vXt5F9XrDpxbpZemMW3XgfuojvvAn37IUthQueH0=' 
WHERE 
  key_id = '556c790dfdf1bd6e7bfa40659b385cc300f11696769b1883f2f2f67aad6ebf21' 
  AND (
    token = 'T/1vXt5F9XrDpxbpZemMW3XgfuojvvAn37IUthQueH0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )