UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QdIMFvWkwy+AtFkDht7EHSli3ScRE6Om3e2r5qJlNeo=' 
WHERE 
  key_id = '1078c8977bb13998c69701cc80a87d5ff6529273f4caeca586435efac2e476e9' 
  AND (
    token = 'QdIMFvWkwy+AtFkDht7EHSli3ScRE6Om3e2r5qJlNeo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )