Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'c01c163173aff6fe3b0441780594beeb44670d7c110ae3b5252011522cbbc4f7' 
  AND token = 'YKcHqG+gpbET1tX7xoBqTZK7DU1O6peY4a8mQe19MEw=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00030

JSON explain

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