During reinstall the token may change if the bot was forcefully removed on the customer side.

Author: dblock

slack-shellbot/api/endpoints/teams_endpoint.rb

@@ -53,10 +53,12 @@ class TeamsEndpoint < Grape::API
 
           if team
             team.update_attributes!(
+              token: token,
               activated_user_id: user_id,
               activated_user_access_token: access_token,
               bot_user_id: bot_user_id
             )
+
             raise "Team #{team.name} is already registered." if team.active?
 
             team.activate!(token)