UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JGGgaminDM+IBPtzsLnLBtPPIk6AcSZtMQGgLx5A5Gk=' 
WHERE 
  key_id = '6ceb2c59ec73c251dae947b8a2824fda00d6a46ed30ba561b85e31faae89248c' 
  AND (
    token = 'JGGgaminDM+IBPtzsLnLBtPPIk6AcSZtMQGgLx5A5Gk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )