UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'liC4Wvk7ANPLhMpi8/6JBmIXgd8k4CmgA9OAAwY0ELI=' 
WHERE 
  key_id = '68f6df654021c0ab89632a60de7520e28c967ae686b3eb6510c16a665c04210e' 
  AND (
    token = 'liC4Wvk7ANPLhMpi8/6JBmIXgd8k4CmgA9OAAwY0ELI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )