Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'ccbdf2bb95b0b9595b906e2951d39f2edb795c8a1262cc7b65c6edcef0ae2aca' 
  AND token = 'dGVkGRMA2gTehUNeIowhuRnEms9KIIPebcaxzcRVEuE=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00023

JSON explain

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