UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8z7HgiszKjpOvF0f6xZsfPvZhhGYUBT5bOOlw8JQOEE=' 
WHERE 
  key_id = '76eceec30780f60243e8c8038c949a71188435f20cef57dcc9dd0aad543c4c90' 
  AND (
    token = '8z7HgiszKjpOvF0f6xZsfPvZhhGYUBT5bOOlw8JQOEE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )