UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yep4XtflAKuvt7kkHozHn4PE4kVhKlS65Zoxq1HZ8tQ=' 
WHERE 
  key_id = '4d21f5bd6da3b2ea366dd5d40abda0a98a9a2b6c2fd476d5dbf6971603ed372f' 
  AND (
    token = 'yep4XtflAKuvt7kkHozHn4PE4kVhKlS65Zoxq1HZ8tQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )