UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jijeWDMayxoUHl7QgMW17cgcQvDqnzK7yKwMQQ0S+0k=' 
WHERE 
  key_id = '27cd00ee438e7b828738e955fbe2ca857876f297405ce9a4287d8ecb4a1a6688' 
  AND (
    token = 'jijeWDMayxoUHl7QgMW17cgcQvDqnzK7yKwMQQ0S+0k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )