UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ntcc9hmw+/sinZRmqWjfu0zuXgvvWXTzh79JW/SsPAw=' 
WHERE 
  key_id = '68dcc8e13e782eaa53a1782bbde08859c83addb7b4b4007b453e61bfc727dca4' 
  AND (
    token = 'ntcc9hmw+/sinZRmqWjfu0zuXgvvWXTzh79JW/SsPAw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )