UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NLxIYmCoN9LrP5vYIlJN9U0KmN0S8ZLQPmoXq3m9iVc=' 
WHERE 
  key_id = '4ec3d76b22ec68c2bc684cee88ea615adb198f8d704097422748c878c47acb4a' 
  AND (
    token = 'NLxIYmCoN9LrP5vYIlJN9U0KmN0S8ZLQPmoXq3m9iVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )