Update customers_controller.rb

app/controllers/customers_controller.rb

@@ -124,6 +124,7 @@ class CustomersController < ApplicationController
     @token = CustomerToken.where("token = ? and expires_at > ?", params[:token], Time.now)
     @token = @token.first
     if @token
+      session[:token] = @token
       @issue = Issue.find @token.issue_id
       @journals = @issue.journals.
                   preload(:details).