UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OPcBFrVUlolkajm+j5QaWBElPOpJM31LeW8ZXst/9xc=' 
WHERE 
  key_id = 'c8acb4544429ca8e368510da9c09fe007cb43e5d3a6f3f1f1d3a1151291192af' 
  AND (
    token = 'OPcBFrVUlolkajm+j5QaWBElPOpJM31LeW8ZXst/9xc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )