UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FPS7qDlLbYBH9KR/dHYBS+kv48ooSZmY8BBebbz/Ym4=' 
WHERE 
  key_id = '2492e4fb0b1c6d99cee97a1ca4720be7b93f1d63cdd3bbdf61fa5209bbb79db1' 
  AND (
    token = 'FPS7qDlLbYBH9KR/dHYBS+kv48ooSZmY8BBebbz/Ym4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )