UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Svjgf40kNSnVMfw6ABiR4gVFFwIoHHsWiJRDYG/HhtM=' 
WHERE 
  key_id = '68cfe648a31402b405e6ca367b1983bee9a50e9c9265f05024a8a13214cce27d' 
  AND (
    token = 'Svjgf40kNSnVMfw6ABiR4gVFFwIoHHsWiJRDYG/HhtM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )