UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't2PL5ZYalen4e5TAtv/GSMxSH9YIGdntMqgL9UlTISg=' 
WHERE 
  key_id = 'ac1961dcac6c571ed521c5e6f626bfcdeda91e40242819fb8e45c49d6105f987' 
  AND (
    token = 't2PL5ZYalen4e5TAtv/GSMxSH9YIGdntMqgL9UlTISg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )