Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'd3f929aa0eb514908dbb40c4db60c891fc88ca439ebef90137958cab36a5c0bb' 
  AND token = 'NTvFXRQ45pFuUisx6QuzarkKlIvHqnD/HCGUllM255Q=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00030

JSON explain

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