Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '60ba212f4a25a9091e71b78a000d902e3e9a252b71f0538818790d574f501d94' 
  AND token = 'dklgWz7rY8Bn23ezCDQ4aZYHiZL1nRJ6V9Y0+BKutss=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00018

JSON explain

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