UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yigRNLJGLHpX884VMSXGzle7B/KwnyWNA9bWLDZLVN0=' 
WHERE 
  key_id = 'c481afbbe4599c88cdd7fc460b3ae4a939583607d27879f45da2db57f843fc51' 
  AND (
    token = 'yigRNLJGLHpX884VMSXGzle7B/KwnyWNA9bWLDZLVN0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )