UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '81HD9RQpbwkC++n7+7jYCdF0EOIZu9jfC5o/ZeOqoXI=' 
WHERE 
  key_id = 'b99e162e89e8e7637e9b3a02f2cba9401256748cf1715fe883bdba23df998080' 
  AND (
    token = '81HD9RQpbwkC++n7+7jYCdF0EOIZu9jfC5o/ZeOqoXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )