UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2jt1ZGobYFdq8hfjns60JgQVl76LIGu5n6Y9N4CzF7U=' 
WHERE 
  key_id = 'a6d3590c568d3b21c7d93b52d27d7ea1abc305096adb3032579f8a611ebec63b' 
  AND (
    token = '2jt1ZGobYFdq8hfjns60JgQVl76LIGu5n6Y9N4CzF7U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )