UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E9cL7cifbSql0H6/AhnsTi+PQPLoXqmyZIQUrYj3Zwc=' 
WHERE 
  key_id = '18152f99b6cbecc7ff431ce0ce8832f9fbccd7ed0c0561b145f74f21fbdff085' 
  AND (
    token = 'E9cL7cifbSql0H6/AhnsTi+PQPLoXqmyZIQUrYj3Zwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033