UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QyMrkENUd8dIA30YyG4ADbiyCKT0hxMs79tFmlTDKZg=' 
WHERE 
  key_id = '2494aa05a7ff90586574fbb09572b304e0e8070e10363b00761bec71f2b96965' 
  AND (
    token = 'QyMrkENUd8dIA30YyG4ADbiyCKT0hxMs79tFmlTDKZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )