UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '68QxebaiWHxwUFQZ9+ZeKlCB6vjPfCPh9hycuWdHiXg=' 
WHERE 
  key_id = '91bdcc7253d7835e8d91b6f6d54586102ea4715cf759da076f8a967ad18fa1ef' 
  AND (
    token = '68QxebaiWHxwUFQZ9+ZeKlCB6vjPfCPh9hycuWdHiXg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )