UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VdZyZNGaMmJNzdbgiNiGlIyyNiN4CYxrvMY9iPF5XJ0=' 
WHERE 
  key_id = 'c221f3cced98badc3f287a809824e25e9f9e169f2f7c57433a9c0203a1b56944' 
  AND (
    token = 'VdZyZNGaMmJNzdbgiNiGlIyyNiN4CYxrvMY9iPF5XJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )