UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LUyFbmt5h3Lbg+Tp2nMv2NkaNS6UCTbwfxoBJC9CBRI=' 
WHERE 
  key_id = '28f9cb8085932cfaafdd9a786def6c316b83290ece807d533c324439dd146c2f' 
  AND (
    token = 'LUyFbmt5h3Lbg+Tp2nMv2NkaNS6UCTbwfxoBJC9CBRI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )