UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KAcgSVRrGaNHeLth6xU95WMND1Md9cMw6vPZj5t88dw=' 
WHERE 
  key_id = '535662a9815c4bf3edf17e0cec991a51e53bc64dfcc4da16391c46c24f5bab54' 
  AND (
    token = 'KAcgSVRrGaNHeLth6xU95WMND1Md9cMw6vPZj5t88dw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )