SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '633c28c22ea0a2bae0df3651433b7fd5dac67d2120c31bb0afa58eb893980dd8' 
  AND token = 'Z8UibZavqJS/ouG+F0MBjoEfvbbnGZX+Yx5zTCS5SYk=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00024

JSON explain

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