Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'afea9a32634dfd2fb6bfd0de8b47963fc6a23e0f19dcaeb61da7381dc54fd1ec' 
  AND token = 'SColeS88xworX7g4SxZCdSBYc06xjnM7q0p+iiftf/4=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00042

JSON explain

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