Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '32072ae51314da7b7f14e6e06dbb68f728412a49a1900ad197c859e4b315d950' 
  AND token = 'vHSw7du8dO0dNpJmpYDL47rz7Vh4JRTqZpJxFT0rKtk=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00034

JSON explain

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