UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b2aA2DO/29z6L6fVbsSurQA3WSnuoUtXXB13jbjsKuA=' 
WHERE 
  key_id = '8f99498d1180372cbcb0ee86796577c3ade7660c9b796e02fc6e5e6b1286f9dd' 
  AND (
    token = 'b2aA2DO/29z6L6fVbsSurQA3WSnuoUtXXB13jbjsKuA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )