Custom Workflow notification time stamp date is less than -1 in aem 6.5

[sivav84492733]

Hello,

What is the best way to create custom workflow to give email notification for JMX attribute value(Time stamp, id/Name), when the time stamp value is less than a date or '-1'(Time stamp value is showing current server time and date) with respective of  attribute ID values.

You can see the attached image

Thanks !!