Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '48e332826d43029b0c5eb0f335b87152b2affc10eea6afed342620a7c2d4f7b6' 
  AND token = 'yR2iAA0u5jChUJDr9L5wVPnFQqm/HFarwKdVT6bbm/M=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00033

JSON explain

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