Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '41f53bbcfa05d59c900c6dde3578edbf511d76bd19f3cee52b6c9c61cf704205' 
  AND token = 'uifY0KdgnaD/llxrIrm58qacbM8gq5I6e+uhJ3wlrK0=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00030

JSON explain

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