UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'obJTH4E5hq0jqWDivZ7Fymylc6rUpL8TVXFjbwS7uUc=' 
WHERE 
  key_id = '678702b9d15b89a9d01398a2187d6b227114feab53eff423b46add0646191366' 
  AND (
    token = 'obJTH4E5hq0jqWDivZ7Fymylc6rUpL8TVXFjbwS7uUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )