UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w79jmzGiGCqM3lCH3b0/Pa2oeRQI03eviKUYH0cD9I0=' 
WHERE 
  key_id = '789a3cb2dbecaeb9f5dca16ad24ce17ac87565d5dfb0009c4776847107afd551' 
  AND (
    token = 'w79jmzGiGCqM3lCH3b0/Pa2oeRQI03eviKUYH0cD9I0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )