UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PpFlngti8bzh7hazhfMqnxBeHZUauDRIZ2O6hrweDIg=' 
WHERE 
  key_id = '68798424776018c648099cdbb21a0db01f66e302bd6d8724738b02e4d74e66f9' 
  AND (
    token = 'PpFlngti8bzh7hazhfMqnxBeHZUauDRIZ2O6hrweDIg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )