UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hU8Ne6aqqQTpR7XEi9AZwDE2sfq0nypd367ow9lvGZ4=' 
WHERE 
  key_id = 'c577b2ca000a2e1ce26b1c127940f50b841c487692a6fac949b335bb83e2d0ae' 
  AND (
    token = 'hU8Ne6aqqQTpR7XEi9AZwDE2sfq0nypd367ow9lvGZ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )