UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+F2eYkK9CzdKjZXqmeFpDuztJ3BdlYuuMFVTetFrwmo=' 
WHERE 
  key_id = '6d4f741881169f8d7c1eea7730421189cf17a46c45a05690779cc35a1b11e81a' 
  AND (
    token = '+F2eYkK9CzdKjZXqmeFpDuztJ3BdlYuuMFVTetFrwmo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )