UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RNIkKZ1cmQJOK4gPMryrHQaML4BobMYh0JX+MrYnBmM=' 
WHERE 
  key_id = '39e875357747e39ccce3714e6d6a96cfd7cc1fc68082e44bfe2d2e9d31287165' 
  AND (
    token = 'RNIkKZ1cmQJOK4gPMryrHQaML4BobMYh0JX+MrYnBmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )