UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P5cZbmRi2xix2HLducPdMshdLnP0arIsKNklN7MihWE=' 
WHERE 
  key_id = '4ec0aaf3635479c8ddaa49e4f5f16c9e4f5640354c7c244dad13a7207fb080d2' 
  AND (
    token = 'P5cZbmRi2xix2HLducPdMshdLnP0arIsKNklN7MihWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )