Drupal workflow rules example

gistfile1

/**
 * DRUPAL
 * Use of the rules
 * Example of unpublishing a node on a date with rules scheduler
 */

Create the Rule set first...then the Rule.

at /admin/config/workflow/rules/components/add
Create a ruleset (name it "Unpublish Content")
In the Settings/Variables:
Data type = "Node"
Label = "node"
Machine name = "node"
Save

...next screen...

Add rule
Name = "Unpublish Content Rule"
Save

Conditions:
Content is published
Data selector = node
Save

Content is of type = node
Value = your-content type
Save

Actions:
Unpublish content
Data selector = node
Save

at /admin/config/workflow/rules
Create a rule (name it "Unpublish Rule"
React on event = After saving new content
Save

Conditions:
Content is of type
Data selector = node
Value = your-content-type
Save

Actions:
Schedule component evaluation
Component Value = Unpublish Content
Data selector = node:field-your-node-date-field
Identifier value = unpublish [node:nid]
node Data selector = node
Save

Run the cron
Configuration->system->cron