let's do that

src/server/routes/api/v1/account/index.ts

@@ -187,6 +187,10 @@ const validators: {
         schema: AccountSchemas.Suspension.nullable(),
         validator: (actor, target, params) => {
             if (!actor.admin) return [400, "only admins can modify suspensions"]
+            if (params.suspension)
+                auth.AuthTokens
+                .filter(e => e.account == target.id)
+                .forEach(e => auth.invalidate(e.token))
             return params.suspension || undefined
         }
     },