UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tpRBUqnZejYk/YQ4x8jLOZ6MH8APhgn6TIf+eQFa+Us=' 
WHERE 
  key_id = '3f9cee09d0d7fdf6085882f853f87134a88cfbad57c38014388d359c7e5adfb8' 
  AND (
    token = 'tpRBUqnZejYk/YQ4x8jLOZ6MH8APhgn6TIf+eQFa+Us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )