Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '1a2fb27eaae8201c8164341461a697c21b9cc1eb2a1363f31184ecc51f379e8a' 
  AND token = 'QFg6E9uSuiuogUXSgfwZfH5QBGtmKMaU7VGPN1WXIf8=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00033

JSON explain

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