UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R3sv5T8mzF+zZphT+s1YPi5vENKlZNGybTsadtFz/fA=' 
WHERE 
  key_id = '4ee5e1f8f837647ecf2fe74d1923a429c30920489671de9b793f86fa96e745d0' 
  AND (
    token = 'R3sv5T8mzF+zZphT+s1YPi5vENKlZNGybTsadtFz/fA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )