API to update customer site attribute1 and to date

Summary:

Hi Team

in customers we store Customer authorization status at customer site level (HZ_CUST_ACCT_SITES_ALL.ATTRIBUTE1). How do do a mass update for this, is there an API.

and also for TO_DATE Column

Content (required):

in customers we store Customer authorization status at customer site level (HZ_CUST_ACCT_SITES_ALL.ATTRIBUTE1). How do do a mass update for this, is there an API.

and also for TO_DATE Column

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):