UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rlxI6P+lqyMN0IxJsI+2GgrYlepN/P7ZNde/sLxDYFc=' 
WHERE 
  key_id = 'd77fe3f8f4ff00ebe420ff86ffc68a97329f1277ab14873eb0c29fcd2339438b' 
  AND (
    token = 'rlxI6P+lqyMN0IxJsI+2GgrYlepN/P7ZNde/sLxDYFc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034