Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '59ee16cc6754b2e9c86d91fb3491fcfd3a700c6269e61093980cd707724c43a9' 
  AND token = '9HLHlXT/CIiPqXG9GrUpT2/t+pt/0kzYzAuzxtbbz1Y=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00022

JSON explain

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