UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+xffKc0hoZfs34cYb92tiGZgDrcSu0y2ECjg8ALyxVU=' 
WHERE 
  key_id = '79af460e03664c159fba4b00fd89fccd3c4e9313fb0654084cdf851442fb00f2' 
  AND (
    token = '+xffKc0hoZfs34cYb92tiGZgDrcSu0y2ECjg8ALyxVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )