UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DEymVXigUh5xkIdly3rJSoUA9lf5ukDmvh3a8OVMLFY=' 
WHERE 
  key_id = '4d115b889712e5739793ba74b5edcffe0bd77e0a8747972c6e23963bbf92c1ac' 
  AND (
    token = 'DEymVXigUh5xkIdly3rJSoUA9lf5ukDmvh3a8OVMLFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )