Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '06095c04000a3ef03f933eb89c249d8197c60d45a4556ea56a393daea1985fc7' 
  AND token = 'PDKM6i7yyvsORP34+JwyOiScGSvkZdEHeWFzsbKEdqY=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00019

JSON explain

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