Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '37a386b4834bd6ae791e83fa671bea95daaef71ea721f37805ff459cfba80725' 
  AND token = 'PZkY/EXidIIBF38kJ9UsNb8TzpW1N1YtO0SXnf0zVcc=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00019

JSON explain

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