UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PfpKq2Q0g8jsOI+okQKpvsB0NUYluyNh4zZ5Ix7Io5Q=' 
WHERE 
  key_id = '39ce851ad1942d31385dd1e313a6bb67a466e51e1de681696378187ce591d6eb' 
  AND (
    token = 'PfpKq2Q0g8jsOI+okQKpvsB0NUYluyNh4zZ5Ix7Io5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )