UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vu+p3fN9doPMmDgpHDoP3SWGczQzKKKccvvPqtmW4wc=' 
WHERE 
  key_id = '455bc35c2daa7d819a3c7e64d1c9af3e181e7d44a10aa2494f3dc02e20cb0e77' 
  AND (
    token = 'Vu+p3fN9doPMmDgpHDoP3SWGczQzKKKccvvPqtmW4wc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )