Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '332964b42d5fcad66976257be38c2a002695072143af5c86322ea5c927f7f91c' 
  AND token = 'KE2uISQE7uZVZnYSI8n/gXi6jL1X5yz+fyAIHnbpmC4=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00046

JSON explain

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