Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '04ee81a09e9a01992cae25599acf57e4c23e862e61a05819e2b1ac3bf05a953c' 
  AND token = 'hLIIaC+qEoc4qwlSnIFhs+890WP8a3zm9bpr7sTzFo0=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00029

JSON explain

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