UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OL9jxWnfoG2YYdD6Vr3f+7sch8ecXPNMkkmyG5GLwyw=' 
WHERE 
  key_id = '70e59d612a5efb3af83ba2fbbb0b144a6ad72fb636e85879d5e18ba24aef1d79' 
  AND (
    token = 'OL9jxWnfoG2YYdD6Vr3f+7sch8ecXPNMkkmyG5GLwyw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021