Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '079b5c453d87f00cc8b1c79f5355250201e27701b971b90d6b0db206e6cbcb3d' 
  AND token = 'O0bWj5K1UGGsZrH7fuSlWyGlvPR+jNNbFlYrA05zT+w=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00016

JSON explain

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