UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't6K7HYmLiytcPIffw4Cg2lB/qVWPLg1XyDgl1k03AqY=' 
WHERE 
  key_id = 'b8b32756b28f79625ed25df00fa70768a9d0f178bef01f236e05b40a61074976' 
  AND (
    token = 't6K7HYmLiytcPIffw4Cg2lB/qVWPLg1XyDgl1k03AqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )