UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MCJLuI+hJ5tk5odP8//9ggJLBAZVXOUL3RZggQauDsg=' 
WHERE 
  key_id = '5f99d79bb68c760ed873e590ecdb6ca3334adef4a5fa8a51b255d42c29ef83ae' 
  AND (
    token = 'MCJLuI+hJ5tk5odP8//9ggJLBAZVXOUL3RZggQauDsg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )