UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zCc4vgrazKqnpkajTyAapiVgWyI/yVujhUEkZpqiYNQ=' 
WHERE 
  key_id = 'c7a3bb276d9bac239a53f0443d32211881f838243831a2be4877b47f3f836671' 
  AND (
    token = 'zCc4vgrazKqnpkajTyAapiVgWyI/yVujhUEkZpqiYNQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )