UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ZYqYgik6h6IFu/F4QK6OJXtxmk6ezpxJNeGrMCsp3c=' 
WHERE 
  key_id = '9f3171b7fdf4829c114e6b75d42411159adee0ffe64f111cd7f471f660373e59' 
  AND (
    token = '6ZYqYgik6h6IFu/F4QK6OJXtxmk6ezpxJNeGrMCsp3c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )