UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4fIFj5o8zi7iB+S7KAT93wJyBtuZbz6DsL2SxRRp4nA=' 
WHERE 
  key_id = '34b81a8df0a3012392ba6a4d5d019b4bb13100c915bdf62e73a22d5204217838' 
  AND (
    token = '4fIFj5o8zi7iB+S7KAT93wJyBtuZbz6DsL2SxRRp4nA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )