UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tRC6aXPZGYLvtGAF38SZJQezas0Z1Kmc2w0jK2eLWtQ=' 
WHERE 
  key_id = '1f1918532bcbf4df18189f531e11b21b249af01bca6686387839eb8fef91d784' 
  AND (
    token = 'tRC6aXPZGYLvtGAF38SZJQezas0Z1Kmc2w0jK2eLWtQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )