Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'bd671d9603d00d6814187032a0010120469a13ec23f2bbed08ff497a73f64f1c' 
  AND token = 'NcyqO9JI+xKAp4/TB7Kmb4zUIg9pBlNQNlT/a4S/RbM=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00033

JSON explain

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