Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '580381d5040423fee0a6368acf45eda0fa07164853e04a24b7161dcc26567880' 
  AND token = 'P1U9Vp6j+0vucBjusL6y5gQrOSs8L937Em/dtHIx6pM=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00016

JSON explain

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