UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mlEgaqIxpZg4gUSq92pB6Ae8OCf9k6D0x4286+klbmc=' 
WHERE 
  key_id = 'af5c921f8b7ae952b5a3b3d9d15693ff1a10da2d17b4f95ef608a1a48ea34a9d' 
  AND (
    token = 'mlEgaqIxpZg4gUSq92pB6Ae8OCf9k6D0x4286+klbmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )