Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '67fcf31738b2fc9fce8629e8e66e88a040bb76cc498e8c09b6d84c7923e8d7e0' 
  AND token = 'ZRxp131DmqHJYgaI492qYuKKHlyftSWv4pq37SS5TOU=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00033

JSON explain

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