UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'utA6gXT6qYcHYBK/+d0Z6qnsZzFhW35KDJSo1DxrUSU=' 
WHERE 
  key_id = '404a94f9ad64ec39e107dccb791b9d2421e8c84bb3daef3c98180938214bcb3f' 
  AND (
    token = 'utA6gXT6qYcHYBK/+d0Z6qnsZzFhW35KDJSo1DxrUSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )