UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u6f7x3YixQBoHOBYynUelq/Yu3TQS5xNYVcUmi+gVEA=' 
WHERE 
  key_id = 'a7c51ec670c15f5dc1bbb9c2c358876685ad65d1b1a053cc6b7f96edbb262558' 
  AND (
    token = 'u6f7x3YixQBoHOBYynUelq/Yu3TQS5xNYVcUmi+gVEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )