UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aXkNu3lTEyR6uI3/B2rIC0msNZlQOmfB7YmtAiEFsAI=' 
WHERE 
  key_id = '1d6a8ce4e89bb8a858a6bf9d67cb644a1e8b4b509aa6d0e4d9b7cd102b2766c0' 
  AND (
    token = 'aXkNu3lTEyR6uI3/B2rIC0msNZlQOmfB7YmtAiEFsAI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )