UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kvGHi/E2W2OheuqmJ9jB1fKqHwMachBYPnvzTAxTGFU=' 
WHERE 
  key_id = '6106731add65494494899d9c1cb1cae3b429aa94a70bdb988741b8cb12137f6f' 
  AND (
    token = 'kvGHi/E2W2OheuqmJ9jB1fKqHwMachBYPnvzTAxTGFU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )