UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tf6HzDpks2oc/tGVRT9TRkvOXCO1ij7mdNtZqES1KaA=' 
WHERE 
  key_id = 'e9625e4ce0629f234e69b4b08c8e5e765314c3c52cf5c6104a47176a2c2bf902' 
  AND (
    token = 'tf6HzDpks2oc/tGVRT9TRkvOXCO1ij7mdNtZqES1KaA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )