Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '5c7f06cfc581d61b0eb349facf7599b1498b8635ff76db75c55dfec955783923' 
  AND token = 'WbhZIpl/NT5QRtbvut12rh/+Exx4duRqPfssAHxknCs=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00018

JSON explain

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