UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yZQwjGgTQu9x44tZw24hWirXDGnfrOX8sTb2jO3KF7Y=' 
WHERE 
  key_id = 'a20fe2aa66c527ef7cd99a265c232930db675732413af4f6fb06bded6d546d04' 
  AND (
    token = 'yZQwjGgTQu9x44tZw24hWirXDGnfrOX8sTb2jO3KF7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )