UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6NwsRN7KnQgzLq/B5UhQnW90iD8QD0+p0pYIk2sCWEk=' 
WHERE 
  key_id = '9df81277e600edeacf500fe2f1f426e304f3bf3d99c04abccb060ec481e6ee88' 
  AND (
    token = '6NwsRN7KnQgzLq/B5UhQnW90iD8QD0+p0pYIk2sCWEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )