UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LS2IRSBewDALHQqbZihhoqh9hkI56NSACmF0lyKY1tg=' 
WHERE 
  key_id = 'e768f9a97b407bb2fd058e5cb975afa5758cb40542dbf444cc46b494525f70d2' 
  AND (
    token = 'LS2IRSBewDALHQqbZihhoqh9hkI56NSACmF0lyKY1tg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )