UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K1HWqBYxJtmB3znroioYi8cHXMEOgdNOENWO0ghIsWs=' 
WHERE 
  key_id = '1f4cbbc464798e75f4ca6ce744a798721ca806d3b3bf1dfb89014f0d10067a1f' 
  AND (
    token = 'K1HWqBYxJtmB3znroioYi8cHXMEOgdNOENWO0ghIsWs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )