UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E97XbbLD3TPx/PyYJVJvE7MNJkEdAfzVLdj0r9daFCQ=' 
WHERE 
  key_id = '71add1a8b50a7927ee889dcb25fcbf9a212a441f58049d960b5c884fab1a56a4' 
  AND (
    token = 'E97XbbLD3TPx/PyYJVJvE7MNJkEdAfzVLdj0r9daFCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )