UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6tXfa6rYUzv6VHUKLz2nNzWMBroOCVd5H4MgPBXvn4I=' 
WHERE 
  key_id = 'ce79e6f2de5bc652b9240b574cb20e8bf500781d6783da0b550168b5b09c2383' 
  AND (
    token = '6tXfa6rYUzv6VHUKLz2nNzWMBroOCVd5H4MgPBXvn4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )