UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mDxvj0zF1Oey1A8agJrc8/3d02PqdT9GyXOcsYTTCtQ=' 
WHERE 
  key_id = '39e7a5c33cd5c50eec97962903c4d96d1df92a4abbec12d564d6187200c73a17' 
  AND (
    token = 'mDxvj0zF1Oey1A8agJrc8/3d02PqdT9GyXOcsYTTCtQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )