UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2nPVVITiXKMki8JRz2ZUnzmFOL/IiNK0RG+w0uPHDOM=' 
WHERE 
  key_id = '9491cef70ae3dc80a7823bd8e4b9f759fec13b173a2f6c7c99b84d3ad0cd2a46' 
  AND (
    token = '2nPVVITiXKMki8JRz2ZUnzmFOL/IiNK0RG+w0uPHDOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )