UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vnbSkPo89kzBcgVp1ywU3aTfwknRMXwkkvrXUkBx6I8=' 
WHERE 
  key_id = '1493a35278100dc2c72cbef4eedd7dce14e80c8f810a1e88233409e305785022' 
  AND (
    token = 'vnbSkPo89kzBcgVp1ywU3aTfwknRMXwkkvrXUkBx6I8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )