Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'e65d8f83f9a460084310697a00fcbdf23986ef6ea8c9ea2ebd67efcf51732734' 
  AND token = '9849Q5g1G/eGLnBA+02ZCnBSdtNVIE2hQ2jwF96p+fo=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00017

JSON explain

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