UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VnN6gbKIQYHM8WxxTy5kiOXXrz2JxJWAvknbTKs31tU=' 
WHERE 
  key_id = '35bae95283d5b04b6e1aa2a8708a431caf8419f6454c37683c05862302b8f59e' 
  AND (
    token = 'VnN6gbKIQYHM8WxxTy5kiOXXrz2JxJWAvknbTKs31tU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )