UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C68ws5KfKX6mOLis+ytPJ9NHIG49bPofzb3/r46UjVc=' 
WHERE 
  key_id = '0535bfa9bdfcdc5bd87f4b0b60298e4800e3a93197687ec3ab934d66d9ff4e6b' 
  AND (
    token = 'C68ws5KfKX6mOLis+ytPJ9NHIG49bPofzb3/r46UjVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )