Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'eb5e839f737db4b866f023571e5b7980bab05918aa636a6ae56ecd79381f0fa3' 
  AND token = 'bs8tkxjR/ojE9xl/uq8xxtWFF5wyYAGX/ehjTFCSawA=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00048

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "message": "Impossible WHERE noticed after reading const tables"
    }
  }
}