UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/BKmU30SrucwhHgQnE6kd2V9BkakSv1JC419ftumvVY=' 
WHERE 
  key_id = '21bbe9cb495dbcba2c3ffd421ebd0a0585beb1afd7087326c9e2c64eb1cee0ef' 
  AND (
    token = '/BKmU30SrucwhHgQnE6kd2V9BkakSv1JC419ftumvVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )