Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '529a310a0c825236cd82c3c6c0775fef00e8e70c18955bdb5716b4265a11ff97' 
  AND token = 'etZEV7fRla8W6fWuM5n/lKzJgcHjKrFxHtm3gFrHlV8=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00026

JSON explain

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