Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'e771a887d0c0a30c9a60fd5d3fae0d320f85c5685eaf10c80ad6b0f9ab4a198a' 
  AND token = 'jJNyF3EJthli73TZ8+XbixJzF8euBNeMD4iXWcrGEe8=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00028

JSON explain

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