UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4iRxWf0+9jFHY0ex22vdMG1HJH1wjKEakOc8b8FlgMk=' 
WHERE 
  key_id = '208735ee55c16f0af975189a2bdf97f784aab72872f39b116ea28446e928c24a' 
  AND (
    token = '4iRxWf0+9jFHY0ex22vdMG1HJH1wjKEakOc8b8FlgMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )