Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '22cc31a24defebe80a6e03f60bd1cd84898a6fa8f48049d53800873f8cf72614' 
  AND token = 'MfVfzNxeGNia5YWNWFkCu/s5kSufqpes05D+ZgIm3+M=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00034

JSON explain

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