UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4iSW5rZYi3pYU6r740QcThia8raBxUAPRzF/ECtYjNY=' 
WHERE 
  key_id = '7b37595bd78508104f40bd70374d0ee82b91ebbdfd763bd09d4e80edabe44d21' 
  AND (
    token = '4iSW5rZYi3pYU6r740QcThia8raBxUAPRzF/ECtYjNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033