UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bbzk5go8JMHMfaXQx7B4jFtyazpmz8zNsHGq95Hk2mk=' 
WHERE 
  key_id = '3c6ec21387136da5336a9e0650b77071b06340664ad8b105b5dc86cb958fe73f' 
  AND (
    token = 'bbzk5go8JMHMfaXQx7B4jFtyazpmz8zNsHGq95Hk2mk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )