UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aekS6VrQtbSY/TQx6QDxYgiTCVI0tBOpqf8ZiheNspM=' 
WHERE 
  key_id = '27cf1bfb91e66347db92282a5b6245a1434e983e478558af41dd0f201ebfd014' 
  AND (
    token = 'aekS6VrQtbSY/TQx6QDxYgiTCVI0tBOpqf8ZiheNspM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )