UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hNQ3EpCTbaFE4Cqf/z7ec1i6sYIx+VxLSv3iw4FHgkM=' 
WHERE 
  key_id = '1c612d37dd3c425ba54800086f860f5b836b7a50806bfd944a8e7a4ebaf8d38f' 
  AND (
    token = 'hNQ3EpCTbaFE4Cqf/z7ec1i6sYIx+VxLSv3iw4FHgkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )