UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WuEugKUZCH1mbSbACHnfemIxeotLGWqqle8bgepYlng=' 
WHERE 
  key_id = '3d29c81df6ce2fd79b8274e8dca0a6d574358e8d958d055be7e2f6fe8ccd6f7f' 
  AND (
    token = 'WuEugKUZCH1mbSbACHnfemIxeotLGWqqle8bgepYlng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )