UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K4xMnKTbePVfsP+NiZJw/pk6R1mdM/zzXbtfVDnOLbc=' 
WHERE 
  key_id = 'e7b31a499f622292b59e898b4d3dbcb85adb04d0a2f2d86303d84ee56efa789b' 
  AND (
    token = 'K4xMnKTbePVfsP+NiZJw/pk6R1mdM/zzXbtfVDnOLbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )