UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L89o3stv6BmXkTaYUzwxxTb7MhwhPLAZXK03EMoz7I8=' 
WHERE 
  key_id = '846749e2d1fed4d929fcd5cbfab930d850d4327b5c3ba47347c649307b0db95d' 
  AND (
    token = 'L89o3stv6BmXkTaYUzwxxTb7MhwhPLAZXK03EMoz7I8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )