UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BvfjyrY6aM1/1I+N1rqiOr6SddH0jV0qgmyhkG6N6QU=' 
WHERE 
  key_id = '4997890ee96eb61202da28c1759c97fe43b7ea81881d8f88223c0dedb05f7e29' 
  AND (
    token = 'BvfjyrY6aM1/1I+N1rqiOr6SddH0jV0qgmyhkG6N6QU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )