Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'cab6c461c4580b3582fb5904957f50a87b09827f0c502c2fafc21d87d5662b89' 
  AND token = 'rXMoaM0Jng/9zGDKn/bZI3siaNSFXewwOtuC8QA6/Mo=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00045

JSON explain

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