UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2tMGdTyV5gjo+kR3dfb4rRX9+bKYw4lFSp2OKDxy0VU=' 
WHERE 
  key_id = '9ebf675e1d6f7f3432217751ff71367e8c27a004a50826d2affbd9320a807696' 
  AND (
    token = '2tMGdTyV5gjo+kR3dfb4rRX9+bKYw4lFSp2OKDxy0VU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )