UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qvUZWOPaR71CEst2MlRe2JPGDSQ1dltxbddc4M07grA=' 
WHERE 
  key_id = '50ac18a04620ad9b82ac1d3448f65eab8a331139367e81479a75805d7f02f87e' 
  AND (
    token = 'qvUZWOPaR71CEst2MlRe2JPGDSQ1dltxbddc4M07grA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )