UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xMdUNjqUH9UpGw7JC1BxvH7EVFq37kOruD2MqZp55sU=' 
WHERE 
  key_id = '392ef3c2ccc075087ae2b1fdc5dbedfa17991937eccd4204114f1254a1b46a60' 
  AND (
    token = 'xMdUNjqUH9UpGw7JC1BxvH7EVFq37kOruD2MqZp55sU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )