UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v9oOFbWIwKyce9N80BmQZXlZnIqBdI2jGFYcpCWdFco=' 
WHERE 
  key_id = '7dfc75f78953b0d0522c258f2651e6443727b26be2171a8ea47a60c57992cf1f' 
  AND (
    token = 'v9oOFbWIwKyce9N80BmQZXlZnIqBdI2jGFYcpCWdFco=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )