UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'll3KpwmG3ZiOv0EXrADAAtyhMcEqedzgzwg2DV4Xjms=' 
WHERE 
  key_id = '49b4e4de4af465605d32ac10253a3cd4ea98df785349fd163af1e420cbb219b0' 
  AND (
    token = 'll3KpwmG3ZiOv0EXrADAAtyhMcEqedzgzwg2DV4Xjms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )