code: def edit_token_pipeline(caller_reference, return_url, options = {})
        cbui EditToken.new(options.merge(:caller_reference => caller_reference, :return_url => return_url))
      end
docs: Creates a pipeline that may be used to change the payment method of a token.
  
   Note that this does not allow changing a token's limits or recipients or really anything but the method.
  
   See http://docs.amazonwebservices.com/AmazonFPS/latest/FPSAdvancedGuide/EditTokenPipeline.html