UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MyDsYjT0W+afY90ysJ52UJl1im5iA4XkTpV6KbNN3tM=' 
WHERE 
  key_id = '1df14c668d0f1f0b1df830cce85f3566043407d5969b85f40d393fbed8a8ed47' 
  AND (
    token = 'MyDsYjT0W+afY90ysJ52UJl1im5iA4XkTpV6KbNN3tM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )