UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1ztGJFC6m3scHEp0zRK48GldBjQftygYmqz/zhyfI5E=' 
WHERE 
  key_id = '93c6be78d214c5142d835d1c2d4e0dceeb9c30ddd234710abe5af76ae015959d' 
  AND (
    token = '1ztGJFC6m3scHEp0zRK48GldBjQftygYmqz/zhyfI5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )