UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XEFBZ7cpUJQlFgW/AXIKboDl3vKGB3kxhjU01lI7T60=' 
WHERE 
  key_id = '81fa8f4bea397d5adc52ab0b2e856dcdf1cd80c34115ac3ef130a5b86f3bd178' 
  AND (
    token = 'XEFBZ7cpUJQlFgW/AXIKboDl3vKGB3kxhjU01lI7T60=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )