UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GuM5eltWMHSZOku2QjOKe91oJZsh89vxnAic3nMhepw=' 
WHERE 
  key_id = 'b10a6e7be1d86e44462be811db8cdc079752ee98e7048a8df17d776acb918b02' 
  AND (
    token = 'GuM5eltWMHSZOku2QjOKe91oJZsh89vxnAic3nMhepw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )