UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xmwWvokuewIdozE/FDrGEHqYjXa+4wcRhq2ReReu1kw=' 
WHERE 
  key_id = '1a40021c12ee18e612abfd630ef7bdf1d88b50b2ff4a83053a5c772a298de7d9' 
  AND (
    token = 'xmwWvokuewIdozE/FDrGEHqYjXa+4wcRhq2ReReu1kw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )