Sandbox

SELECT 
  1 
FROM 
  q_lock_keys 
WHERE 
  key_id = 'e1154b5b4dac45da36fe2b9ee5d0e0eff9aee63ac8d1951a7ccf5587cca7f72b' 
  AND token = 'UWzKUv0BkeDTHZk2qpWSQfpL4zZ1UE8jT+3sWHZYj9E=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00029

JSON explain

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