UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TUCOKntXkQCMsUUOjCJEn6nabXTxZhFLDpak/TL5d+Y=' 
WHERE 
  key_id = '79efea935ed1340362f42fce02d7cda579304e88b905cabda97a9db6c1f9293f' 
  AND (
    token = 'TUCOKntXkQCMsUUOjCJEn6nabXTxZhFLDpak/TL5d+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )