Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '130a26762a3ba9a68a5823be93b544defba0a1f70fdc73ed434c4bf5f57b1f4d' 
  AND token = 'gqX9KeTbozEmCkMilbQIRlNEe/TsXom19CaFCvIIYlE=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00020

JSON explain

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