UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9RUk9jw7RKhhnQzzIn1A8uIrhbh8bXdTtM5qAEY/KWo=' 
WHERE 
  key_id = '0412f8721190c3ba8c679b9a247abc8cf84ffbd848765e840eb1323ff55abc20' 
  AND (
    token = '9RUk9jw7RKhhnQzzIn1A8uIrhbh8bXdTtM5qAEY/KWo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )