UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vcr/PgCQgHr8fuWBcdjZAUDm5WKVJV7VSxr0EfPxAkE=' 
WHERE 
  key_id = '50df8682c2d54eaba115894dd07ada87d03c4a4309475fe0c7f68a8ba87b78b4' 
  AND (
    token = 'vcr/PgCQgHr8fuWBcdjZAUDm5WKVJV7VSxr0EfPxAkE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )