UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z0K7TkXGCnxqNiDCdn/k/0UmyVMCxgtgVn9t3CmRePU=' 
WHERE 
  key_id = '28f04d46e75582c62c5dc71e3286b222baa643a5617503e456ef9f30488ea30e' 
  AND (
    token = 'Z0K7TkXGCnxqNiDCdn/k/0UmyVMCxgtgVn9t3CmRePU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )