Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '169631c2befbc98a4488c17ffbd901f6d592c2efbe8518cabbbfeaf74377ab2d' 
  AND token = 'vWq9N7z8ilrhTUwwmV3L0U5Bx0MkOtuixJVIhmy93ig=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00026

JSON explain

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