Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '2159c6ba29cc011e1a69f8257c74897931f04f613fc4b762267abe6ea2ad0a22' 
  AND token = '8RbYYfVF2m7d3HGOfTuwQeWuLMnF1G7YWLF/KZiITVA=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00035

JSON explain

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