UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/7RKMUgBZWWBgwwC5fMcKLZn8UFwTaelcOS7dcihuBQ=' 
WHERE 
  key_id = '87d34aec84e8eec28703a446bf60e356284fc3a93dc12ce3814ba3396c95407a' 
  AND (
    token = '/7RKMUgBZWWBgwwC5fMcKLZn8UFwTaelcOS7dcihuBQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )