Sandbox

SELECT 
  1 
FROM 
  q_lock_keys 
WHERE 
  key_id = '6d67e9e3de8090f81cd014b9d876e35b9e2e21af9dc00b488282aa0ebd89037e' 
  AND token = 'YaZvm9tF7QXyfZCYtFKodHqYXPZ+LsRJ9R0PocVKQXs=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00026

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}