UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p6UvjFWIgnO9aYzjTLF8U9XEj47mFuqDit/D85xdZTc=' 
WHERE 
  key_id = '34f14e3bde4f4971a12b615d60c9bf6f9c08a5a5186c6ccbb07d41dcf3723a42' 
  AND (
    token = 'p6UvjFWIgnO9aYzjTLF8U9XEj47mFuqDit/D85xdZTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )