UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i6OSk7TZWR3blY3U7wkvPzrb8AGmcfMCcYJoQ5iFJkQ=' 
WHERE 
  key_id = '4a9177346317f36811073527efaed707e4dc593b72046e956440ca31af8408e7' 
  AND (
    token = 'i6OSk7TZWR3blY3U7wkvPzrb8AGmcfMCcYJoQ5iFJkQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )