Here we would like to draw your attention to CLB_TOKEN_MOD transaction code in SAP. As we know it is being used in the SAP BC-SRV (Basis Services / Communication Interfaces in Basis) component which is coming under BC module (BASIS).CLB_TOKEN_MOD is a transaction code used for Collaboration: Modify Access Token in SAP.
It comes under the package S_CLB_DB.When we execute this transaction code, CLB_USER_TOKEN_MODIFY is the normal standard SAP program that is being executed in background.
Transaction CLB_TOKEN_MOD technical data table
|Purpose||Collaboration: Modify Access Token|