UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xc5OqK6PYMLcGUeaZvja7ThK3GvjsSbWHeg5Y4yydiM=' 
WHERE 
  key_id = '2b4d1fd576b51d68b154a6d95eb5164fdb863cc5b388cbaf1f9a3033a9ed7d3c' 
  AND (
    token = 'xc5OqK6PYMLcGUeaZvja7ThK3GvjsSbWHeg5Y4yydiM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )