Rule to archive campus events 6 hours after the start date/time

gistfile1.php

array (
  'rules' => 
  array (
    'rules_archive_events_rule' => 
    array (
      '#type' => 'rule',
      '#set' => 'rules_archive_events_rule_set',
      '#label' => 'Change workflow state to archived',
      '#active' => 1,
      '#weight' => '0',
      '#categories' => 
      array (
        0 => 'Archive events',
      ),
      '#status' => 'custom',
      '#conditions' => 
      array (
      ),
      '#actions' => 
      array (
        0 => 
        array (
          '#weight' => 0,
          '#info' => 
          array (
            'label' => 'Change workflow state to archived',
            'label callback' => false,
            'module' => 'Workflow',
            'arguments' => 
            array (
              'node' => 
              array (
                'label' => 'Content',
                'type' => 'node',
              ),
            ),
            'base' => 'rules_core_action_execute',
            'action_name' => 'workflow_select_given_state_action',
            'configurable' => true,
          ),
          '#name' => 'rules_core_workflow_select_given_state_action',
          '#settings' => 
          array (
            'target_sid' => '4',
            'state_name' => 'Archived',
            'force' => 1,
            'workflow_comment' => 'Action set %title to %state.',
            '#argument map' => 
            array (
              'node' => 'node',
            ),
          ),
          '#type' => 'action',
        ),
      ),
      '#version' => 6003,
    ),
    'rules_archive_events_triggered_rule' => 
    array (
      '#type' => 'rule',
      '#set' => 'event_workflow_state_changed',
      '#label' => 'Archive events',
      '#active' => 1,
      '#weight' => '0',
      '#categories' => 
      array (
        0 => 'Archive events',
      ),
      '#status' => 'custom',
      '#conditions' => 
      array (
        0 => 
        array (
          '#weight' => 0,
          '#info' => 
          array (
            'label' => 'Check workflow transition from Review Submission to Confirmed Submission',
            'arguments' => 
            array (
              'old_state' => 
              array (
                'type' => 'workflow_state',
                'label' => 'Old workflow state',
              ),
              'new_state' => 
              array (
                'type' => 'workflow_state',
                'label' => 'New workflow state',
              ),
            ),
            'module' => 'Workflow',
          ),
          '#name' => 'workflow_check_transition',
          '#settings' => 
          array (
            'from_state' => 
            array (
              2 => '2',
            ),
            'to_state' => 
            array (
              3 => '3',
            ),
            '#argument map' => 
            array (
              'old_state' => 'old_state',
              'new_state' => 'new_state',
            ),
          ),
          '#type' => 'condition',
        ),
      ),
      '#actions' => 
      array (
        0 => 
        array (
          '#weight' => 0,
          '#type' => 'action',
          '#settings' => 
          array (
            'task_identifier' => '[node:nid]',
            'task_date' => '[node:field_event_date_time-datetime] +6 hours',
            '#argument map' => 
            array (
              'node' => 'node',
            ),
            '#eval input' => 
            array (
              'token_rules_input_evaluator' => 
              array (
                'task_identifier' => 
                array (
                  0 => 'node',
                ),
                'task_date' => 
                array (
                  0 => 'node',
                ),
              ),
            ),
          ),
          '#name' => 'rules_action_schedule_set_rules_archive_events_rule_set',
          '#info' => 
          array (
            'arguments' => 
            array (
              'task_identifier' => 
              array (
                'type' => 'string',
                'label' => 'Identifier',
                'description' => 'User provided string to identify the task. Existing tasks for this rule set with the same identifier will be replaced.',
              ),
              'task_date' => 
              array (
                'type' => 'date',
                'label' => 'Scheduled evaluation date',
              ),
              'node' => 
              array (
                'label' => 'Event',
                'type' => 'node',
              ),
            ),
            'label' => 'Schedule "Archive events"',
            'status' => 'custom',
            'categories' => 
            array (
              0 => 'Archive events',
            ),
            'module' => 'Rule Scheduler',
            'base' => 'rules_scheduler_action',
            'set' => 'rules_archive_events_rule_set',
          ),
        ),
      ),
      '#version' => 6003,
    ),
  ),
  'rule_sets' => 
  array (
    'rules_archive_events_rule_set' => 
    array (
      'arguments' => 
      array (
        'node' => 
        array (
          'label' => 'Event',
          'type' => 'node',
        ),
      ),
      'label' => 'Archive events',
      'status' => 'custom',
      'categories' => 
      array (
        0 => 'Archive events',
      ),
    ),
  ),
)