Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '954f460d49d8de01232a2e428c489772ba4ac572932ec6ebf3c0f9d67ef382f9' 
  AND token = 'HHYRWozxzyEXnw7Icv3q/IM/USCdctCMp2K8t5Lq66w=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00028

JSON explain

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