UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm49RDswYTuZx9E5VLaJlGHeo76d6Ei99cSBaZxaBALE=' 
WHERE 
  key_id = '018ca1d086f0b23cacae51bae328670e239bc25508f0aa8f6002301d285b0ddc' 
  AND (
    token = 'm49RDswYTuZx9E5VLaJlGHeo76d6Ei99cSBaZxaBALE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )