UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'he3zI3+lqATSsqyzzva7MfNd4VzPBBqX906akwE1vgc=' 
WHERE 
  key_id = '1d27e1b31f9aa0467be518028af123fb62adef8ed6d40cea8ed726042a848ad0' 
  AND (
    token = 'he3zI3+lqATSsqyzzva7MfNd4VzPBBqX906akwE1vgc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )