• Allows user to lock content for selected workflow states.
• Allows user to select workflow states for which 'Publish On' field for Scheduler will be enabled.
• Allows user to select next workflow states for which 'Publish On' field for Scheduler will be published.
• Allows user to select workflow states for which 'Un-Publish On' field for Scheduler will be enabled.
• Allows user to select next workflow states for which 'Un-Publish On' field for Scheduler will be un-published.

https://www.drupal.org/project/adv_workflow