UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EKfg2Hsgk0RCCNjqM5AO63YIq5Xbrjw2IES2qkofjvk=' 
WHERE 
  key_id = '3f3846662c2e48155c5f1af9ab0e0e82402232669c55458e209f3b34db404580' 
  AND (
    token = 'EKfg2Hsgk0RCCNjqM5AO63YIq5Xbrjw2IES2qkofjvk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )