UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U6QYxTxD/GT1dd6YA3TbFyD9Kq9DkzDkJvoCLPwOwA8=' 
WHERE 
  key_id = '820eb64b3f049159f7078738a6174c1b428b98feeb1505e15650342069d30f16' 
  AND (
    token = 'U6QYxTxD/GT1dd6YA3TbFyD9Kq9DkzDkJvoCLPwOwA8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )