Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'ea61b8c919198325d6c6faeb77abedeea9357912a493182369c6fd529d0db0fa' 
  AND token = 'WWXl30j1S9Xvx6akf7lY0pUVZHFOWxOwSsr9Jei2ZFE=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00040

JSON explain

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