UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HDugHEDKAglb1/yHGKyWtiPuLvhgbs7geelu8a4T424=' 
WHERE 
  key_id = '31379629172dfde491dc3da88c08a385ae4ad2a41f0e502e5af1d54da795c421' 
  AND (
    token = 'HDugHEDKAglb1/yHGKyWtiPuLvhgbs7geelu8a4T424=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )