UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LfwA4wPX4kS2ImNiCBD+La4mRP6kKBFp6c4/mGTmdo0=' 
WHERE 
  key_id = '591545e474b3fe96f58e29a1b7482eae86245c3b7c9e7f3dcc101edc2b3cf70c' 
  AND (
    token = 'LfwA4wPX4kS2ImNiCBD+La4mRP6kKBFp6c4/mGTmdo0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )