UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gGeAYx8z7vtAaVpuES9NUMGwpb4lHC74ru4WaaSJPGE=' 
WHERE 
  key_id = '3ad5c23a36e8b89409bcc5735eec2e7834e485837747a53f68268da26aa16a18' 
  AND (
    token = 'gGeAYx8z7vtAaVpuES9NUMGwpb4lHC74ru4WaaSJPGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )