UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '20hWga75RVKkDOl3pdwePIYqNSTv5N4RrUKYqqYmsHg=' 
WHERE 
  key_id = 'fe068ccefd366376caae1cbf7371691373ce71086c7782fb7db5683e27e8c714' 
  AND (
    token = '20hWga75RVKkDOl3pdwePIYqNSTv5N4RrUKYqqYmsHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )