Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '022cce6bd13b5b3a4433ecab11251584a94b0d81000e712f440d0bf0c489dced' 
  AND token = 'AUwzbXPY9VoEoy5tKh8AZh2onCCRLggQKGdaOsc0MYk=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00030

JSON explain

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