UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XkwxNzSGMcVBlq2BXHfSeVaHcEv62UW5G1qfch/CE/4=' 
WHERE 
  key_id = '4b7f1890e375ff0b193973b61ec0ed76c98560ca8ae5e7f08b7a11dca17a169d' 
  AND (
    token = 'XkwxNzSGMcVBlq2BXHfSeVaHcEv62UW5G1qfch/CE/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )