UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eUr6QI/641NVU8BYmCNq6kkj/7mNaB4+ayQOnPEU3ag=' 
WHERE 
  key_id = '3639eff5af0aa862eb8063b65b81276a5d2a8a7917831bf1c9e6ded64f328763' 
  AND (
    token = 'eUr6QI/641NVU8BYmCNq6kkj/7mNaB4+ayQOnPEU3ag=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )