UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6DWaN1xu1FcDSS+RzDgfa48b5uxgYlYgbXn+BqFFjbo=' 
WHERE 
  key_id = 'd6f9b2a50a5b9f6d633215deaf6943f62340a664498d83128e4491467d2f0fa0' 
  AND (
    token = '6DWaN1xu1FcDSS+RzDgfa48b5uxgYlYgbXn+BqFFjbo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )