Kace SMA v11 includes a Quarantine section for Kace Agent which do not have a valid token. To get alerted when new agents get stuck in quarantine you can run a report to email you when there are any.
1. Create a new report (SQL Wizard)
2. Enter the query "SELECT * FROM ORG1.AGENT_QUARANTINE_ORG_VIEW WHERE APPROVED_BY = 0"
3. Schedule to run daily and email whoever needs to know.