UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BlHKpsYElLg/m7ghuok773iLMdSyuVwiJHEuYZPWWYc=' 
WHERE 
  key_id = '5315ae791f040a4122a54c25049746257ca601d3778ce4d6fb9bda66cfe504f6' 
  AND (
    token = 'BlHKpsYElLg/m7ghuok773iLMdSyuVwiJHEuYZPWWYc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )