UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6ZRE9rACesL15lpk03kCqLbg2EEHXqkCFrkHjOT4qo=' 
WHERE 
  key_id = '97154a3b354c3ef30ec206bb14fdef35bcd0ab785f9259827814fba4227cb792' 
  AND (
    token = 'k6ZRE9rACesL15lpk03kCqLbg2EEHXqkCFrkHjOT4qo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )