UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T8yrdKKqXKkuMwJLfI5GD9DCEpbvykAzBPvwaDIRkoI=' 
WHERE 
  key_id = '84df354d07f6089db7046f7ed038b086d762cde4818d1c331369dfb351cba477' 
  AND (
    token = 'T8yrdKKqXKkuMwJLfI5GD9DCEpbvykAzBPvwaDIRkoI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )