UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6vJ0ZBvNpzGo6c2433RS9zCud04F0EwWJjFyzkTnHk=' 
WHERE 
  key_id = '2711aef670527db5013c1b09a59e86897863fe6fe66a5cfeda9d01d9251fa80d' 
  AND (
    token = 'L6vJ0ZBvNpzGo6c2433RS9zCud04F0EwWJjFyzkTnHk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )