UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SAvMVUGdJW2sdo2uUN8mGARiBm4nLkt5PqxV5WVzAas=' 
WHERE 
  key_id = 'bd9b07f3a66b3da898c9aebc1f6c63b8e18b0960f49e33fc88b9191141e8cd3c' 
  AND (
    token = 'SAvMVUGdJW2sdo2uUN8mGARiBm4nLkt5PqxV5WVzAas=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )