UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'elSg5ftQwK2+yqHtiBfb3peGOlAeDFpj2YUgfDq1fEE=' 
WHERE 
  key_id = 'e403f60b244d74733aad9731d2c6e8791f3a59a092f165335fe4da52ea5b894e' 
  AND (
    token = 'elSg5ftQwK2+yqHtiBfb3peGOlAeDFpj2YUgfDq1fEE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )