UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kiWku3dPbLzZfWtegb+OhEoo6eTg2IKmrIvOuUfLGRo=' 
WHERE 
  key_id = '335f8751c1b8a47b8ef7d61616eb9c08a38b6ba2ce42d4f562eb3f188f439e6b' 
  AND (
    token = 'kiWku3dPbLzZfWtegb+OhEoo6eTg2IKmrIvOuUfLGRo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )