UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x78HicMjGn4ioJ24XQ+WPwMfaM/2eRiD9QdEDc1iZms=' 
WHERE 
  key_id = 'c980e7ba0c9199e6e8310ebe6dfac27e52e25c83c91ee209274fe57ac5e50122' 
  AND (
    token = 'x78HicMjGn4ioJ24XQ+WPwMfaM/2eRiD9QdEDc1iZms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )