UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sizU9LX1sRmFBrCp+4+BeGnoN+xuH45VKa2WbJXCZkc=' 
WHERE 
  key_id = '27bd5ff4ff4551cf739188a4c546cc50d6b68b228678742beba8ddbe59c3463d' 
  AND (
    token = 'sizU9LX1sRmFBrCp+4+BeGnoN+xuH45VKa2WbJXCZkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )