UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cD9j9vlC4FuFPuKFTFwxq6m6oedzc0XuHcvn3HHKCJM=' 
WHERE 
  key_id = 'b4cd29b9daba3044927c4c8a71e4d46952ad5236eade4beb69d198f0b638b4d8' 
  AND (
    token = 'cD9j9vlC4FuFPuKFTFwxq6m6oedzc0XuHcvn3HHKCJM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )