# File lib/resque/scheduler.rb, line 177
      def handle_delayed_items(at_time = nil)
        timestamp = Resque.next_delayed_timestamp(at_time)
        if timestamp
          procline 'Processing Delayed Items'
          until timestamp.nil?
            enqueue_delayed_items_for_timestamp(timestamp)
            timestamp = Resque.next_delayed_timestamp(at_time)
          end
        end
      end