Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '5ccb9ebdd493012e9579d828c22802742904028e0e7ddb681eebd2ae65eb16a2' 
  AND token = 'CflMl5aUA6N3zl4ucEOqTdiTaORzBVcttODvoyEjyUk=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00029

JSON explain

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