UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fuJT0sqyj5zjkwOw4mUu5yxy7rxhq7MOu82qCEv9NYk=' 
WHERE 
  key_id = '6b23b9b92a9992df6b875b62caec767e4e758017b5bde1ccd960a4d17ebeb7a1' 
  AND (
    token = 'fuJT0sqyj5zjkwOw4mUu5yxy7rxhq7MOu82qCEv9NYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )