Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '06fbb3e5094ebe42462ea25fda3a3eec184cb6f5f81ea21bc3bc9550f31f8146' 
  AND token = '4woYcm1cfcDYKc6Bd7OhENqXYCfdF/L6W2XIc11rNeI=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00033

JSON explain

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