UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sd6rzbe1TAh34aaqa+V3nVyqwYD5ti50jyrLZG6myYU=' 
WHERE 
  key_id = 'b541092d3bf101c76afdb7c2c4b42b6d4eea512009c869861121f465810213a3' 
  AND (
    token = 'sd6rzbe1TAh34aaqa+V3nVyqwYD5ti50jyrLZG6myYU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )