UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+7Wjkd5MyUr1OUnt338JBPNgZwsRGYzpGVxg5Zr4ETI=' 
WHERE 
  key_id = '879bed5daa4608635bcb5af7cebbe5ef4e0834eb233980e98035eb6b3b230c0f' 
  AND (
    token = '+7Wjkd5MyUr1OUnt338JBPNgZwsRGYzpGVxg5Zr4ETI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )