UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a8uQn5EDX0ALMyR3xmtdcyNNB2bFljmCE0s5NhY3x34=' 
WHERE 
  key_id = '827d711d78b48fa7b901bd41fe0e119917f21c0ef6f99d0ecf2e1e6c6ac2aac9' 
  AND (
    token = 'a8uQn5EDX0ALMyR3xmtdcyNNB2bFljmCE0s5NhY3x34=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )