UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PjWaasyqC18JgA7R23JGfNNi+gqlzqfAV/rq2xXBl3Y=' 
WHERE 
  key_id = '1c4c18869ac9cbefb5b53e6b04ca07e285729156c33feaac396e04d08bf235d4' 
  AND (
    token = 'PjWaasyqC18JgA7R23JGfNNi+gqlzqfAV/rq2xXBl3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )