UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a9gn3rG7scbM/fe2iB2RkZtQHhI6Hijk5UwyXHvDPas=' 
WHERE 
  key_id = '9936ba746332eb8baf3811173ad4a43a8596aa53e740be0d19fc1e0f2935ca93' 
  AND (
    token = 'a9gn3rG7scbM/fe2iB2RkZtQHhI6Hijk5UwyXHvDPas=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )