UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5xiGcuFioTQjpzSqjCXTVGD6wEEgtwTFbmJ7CYiN3o0=' 
WHERE 
  key_id = '9835cf640ff7b977b906159e78623ed70a014fa2258cf76b7924ca8c3383baa4' 
  AND (
    token = '5xiGcuFioTQjpzSqjCXTVGD6wEEgtwTFbmJ7CYiN3o0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )