UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v7+6TEJxsNZIrOokLwCQVedmlJYB7YgthR6ijwMZFdc=' 
WHERE 
  key_id = '2135577b5acfe09af498847b6f1f6a6ef95063a71da6400f9cea20c4f40ec7e2' 
  AND (
    token = 'v7+6TEJxsNZIrOokLwCQVedmlJYB7YgthR6ijwMZFdc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )