UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'srREzLaosAVocjF0zc29PQrS6iDHAj1EBkbMzuG1fiQ=' 
WHERE 
  key_id = '2b7436543686ea1cad6c06bc63f29159aa4a4bd5ce85bcd121980a22690ab3b3' 
  AND (
    token = 'srREzLaosAVocjF0zc29PQrS6iDHAj1EBkbMzuG1fiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )