link.modifyRecord 

<nnt3:link.modifyRecord /> 

Generate a link to change certain fields of a data record in a backend module.

Examples: Set the "locked" field to 1

<nnt3:link.modifyRecord uid="{item.uid}" table="tx_myext_domain_model_item" data="{locked: 1}">
    Lock record
</nnt3:link.modifyRecord>