UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qk6SrSABxidti8oLSskrVpKEcm6+nfdgobcI00NJ0Ys=' 
WHERE 
  key_id = '4add9f027e088da16e6c7791202a36c6804aaa1d73ab7da9da20dc1898b136d7' 
  AND (
    token = 'Qk6SrSABxidti8oLSskrVpKEcm6+nfdgobcI00NJ0Ys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )