UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q8o2e3Bm8V6qXrUF10WZnIAtvJIcf5p6EsfhED1/r8A=' 
WHERE 
  key_id = '82cf1bd37454618f298ecbc10137e329341c3ed553dfc164fc8b264158c27838' 
  AND (
    token = 'Q8o2e3Bm8V6qXrUF10WZnIAtvJIcf5p6EsfhED1/r8A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )