Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '341fb29662d67d0dee05968ab8f96462f505f124902552274f2ebdc2066004d0' 
  AND token = 'QI1BmBDWduxYQ68A4LDLWAaW2UXagtjXVH6T7ATQbSw=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00033

JSON explain

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