Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '770d074004482c1a96eaf34c09d4f671eea96b1f1c8dfc167b7b11e189a0b3ef' 
  AND token = 'HkIJVMONEhRj3BmNT7n8eYsLBm9WwTvMUAjuQX10jPg=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00024

JSON explain

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