Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '907273a7c37bbbc592cdac678aacb59e1447f1300f07b1fa09db7469a405a30a' 
  AND token = 'wjSLn9Kro2Rtg7tAeV1JZyqOwNKO350McegoLROv3eE=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00090

JSON explain

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