Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'cc30700ef12705ad5796df71e495529789c320f6824f69884deaa77cdd398efe' 
  AND token = '/9lon6Y27EMfVt9G9l6Bj8PPL03bFIdWm4gCJYPsS8I=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00016

JSON explain

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