UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tU9piwPyR1RpfyIyM0I+QeKv3OLi5u+WvIMroOSflgM=' 
WHERE 
  key_id = '16ff2afa8a4462bd65d571880dc4aedb5334836d54dd39833bac877320f63267' 
  AND (
    token = 'tU9piwPyR1RpfyIyM0I+QeKv3OLi5u+WvIMroOSflgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )