Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'be79f11f655dbbb24e1ff7f4648a229491f50a5802b35a451dd68de59cb086bf' 
  AND token = '+jv44ObAJrcZI4Y5i5le2we8a2HjH8c6c22DcgKlPJ0=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00017

JSON explain

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