UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WK6Vs5JHvSpdSQhsaASrCstxblKfAKy19ih0yxTv0cA=' 
WHERE 
  key_id = '1e08236f569d15fc2440e7000e04f408899a5d2ae9cd4a55cc611e654e939de3' 
  AND (
    token = 'WK6Vs5JHvSpdSQhsaASrCstxblKfAKy19ih0yxTv0cA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )