UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QWzxjwGMVJjFtYyCUNrNvrg4pFWtl3tTTHc865gZeFI=' 
WHERE 
  key_id = '4d9b21fa5a7c6a262014aa587cd384ebfd4f16b74dc68e45ad2a6e63c5973350' 
  AND (
    token = 'QWzxjwGMVJjFtYyCUNrNvrg4pFWtl3tTTHc865gZeFI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )