UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bCEZvrSWOv2iIqyn6YgIN4v2Xj0vFZcufNIlL6t1edI=' 
WHERE 
  key_id = '871390f5841d5a50f1ea2b3234e8798a72c1e968ed7a8edf4bf5282e34af3428' 
  AND (
    token = 'bCEZvrSWOv2iIqyn6YgIN4v2Xj0vFZcufNIlL6t1edI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )