UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '18RHZlI/sInWGRGwDQXWurDLh/6U/Anj0s9qHVSBSBc=' 
WHERE 
  key_id = '17ec84e7a6e2a17d313922dc5a43de46a81dc8da7435b576989faa8e42aeb1d7' 
  AND (
    token = '18RHZlI/sInWGRGwDQXWurDLh/6U/Anj0s9qHVSBSBc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )