Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '06894e4b95873f92888950d63cdc05cb83a14a2e202a4fe8ce53534f3bf8fd79' 
  AND token = 'uxeIDmIj9hxe1Qrgz64vqy+t4+q+XwsTY533baeggz4=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00028

JSON explain

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