UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r+tgJD0C4hNlGi3fuI9OmOiB/Joak6JVyz2ps0l1w8I=' 
WHERE 
  key_id = 'a8b0e81a01fb0504a97238e0d5c68f259a89564892a76bc0221978f6426c26a9' 
  AND (
    token = 'r+tgJD0C4hNlGi3fuI9OmOiB/Joak6JVyz2ps0l1w8I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )