UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '18T68BlkvfZHb0BSeqbB0iTuvse4xjKzLkPPiKgTn6U=' 
WHERE 
  key_id = 'ed1848aec9a4b830a6d9df491723c68eb3319b61960721878a16152efc8f3570' 
  AND (
    token = '18T68BlkvfZHb0BSeqbB0iTuvse4xjKzLkPPiKgTn6U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )