UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C7DpwGZ+OeDDKHhiwZzZ4TmUr3e0Tz+IFTxXs9oLEbc=' 
WHERE 
  key_id = '6e94a8fa1f768bc3fe7679ac4fd5023f493b4f5188c53bb2183b17269fe74322' 
  AND (
    token = 'C7DpwGZ+OeDDKHhiwZzZ4TmUr3e0Tz+IFTxXs9oLEbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )