UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't6HCxPBKbnVJO2jh+mZ3f9lW1eRIyxiFoqK61IB9Bck=' 
WHERE 
  key_id = '6396ae4127eff952eb4dc5fcf288e1d8ec63ab2a96420f9b75f7497a91f5208f' 
  AND (
    token = 't6HCxPBKbnVJO2jh+mZ3f9lW1eRIyxiFoqK61IB9Bck=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )