UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mmobe//WqDexron7xlBqRrUkA9SgkVavzS/abgLAvo8=' 
WHERE 
  key_id = '461cf818f8739e30956fdbcce4bd65d5ec1b2c8524dcd26f117e32bcde45e418' 
  AND (
    token = 'Mmobe//WqDexron7xlBqRrUkA9SgkVavzS/abgLAvo8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )