UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QS8u6Lw8WsY9XX9su0s3ojHUid18eVyvHhu84OEhYlk=' 
WHERE 
  key_id = 'bf06e291b61eeab62abc02c7483774403c052c37bf7e9fc75ed5023ef2efb2bf' 
  AND (
    token = 'QS8u6Lw8WsY9XX9su0s3ojHUid18eVyvHhu84OEhYlk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )