Sandbox

SELECT 
  1 
FROM 
  q_lock_keys 
WHERE 
  key_id = '024cb00cf7e7d9b58c14c19efcf2eaa1f640662dbe94ad7b4f4acc0c692e8937' 
  AND token = 'SuX8rDIb5DT0su6O5nyWduUjliq1G7boP3s8UA06nzU=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00024

JSON explain

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