UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C2k1lSPz2IJaqX0dZYB1jvOmZRl+Jrug03xNGJeXif4=' 
WHERE 
  key_id = 'a4ec5e91b781fea71d692f8b4a5368f4bbd4707c8f920583a02d0d53fc92e6fe' 
  AND (
    token = 'C2k1lSPz2IJaqX0dZYB1jvOmZRl+Jrug03xNGJeXif4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )