UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ejfANVy/Kk+tEbVfkl2Q5lWMGsYohY8pZzFNpdYMtg=' 
WHERE 
  key_id = '03dd57db630bdf1ceffffa694289a9531969fc1a5c405b7bd88e671413733e27' 
  AND (
    token = '6ejfANVy/Kk+tEbVfkl2Q5lWMGsYohY8pZzFNpdYMtg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )