UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MtlH0ZXbBt23E1yAm+tN4iN/lSVrczV2z9X4MlgSGCM=' 
WHERE 
  key_id = '39cfd84dcddad56d888ece94612ca8babea71023abca09f8f9923eb8c30787cd' 
  AND (
    token = 'MtlH0ZXbBt23E1yAm+tN4iN/lSVrczV2z9X4MlgSGCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )