UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4M89PrKRpv7nI8uRm0nbXEJspsnVDD0c9EgrSlLFvkQ=' 
WHERE 
  key_id = '43add065d884cafc79e23037bd0661df6e73242779a62f2ca505910c4ebdb082' 
  AND (
    token = '4M89PrKRpv7nI8uRm0nbXEJspsnVDD0c9EgrSlLFvkQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )