UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N/Z6pzxw8IJVjXsQ0q/09MQrXFRLsLhS50BahZSECBI=' 
WHERE 
  key_id = '6e16ac2c2b751a5aa5eca0268ca8d53045e1a4b8df62b7c5a65909f204d3eb97' 
  AND (
    token = 'N/Z6pzxw8IJVjXsQ0q/09MQrXFRLsLhS50BahZSECBI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )