UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U95kUtUY+tbhv8Yv3MWZpXtQPWGPgSnXKH4oOKN0uZI=' 
WHERE 
  key_id = 'b8b819f1d9a904646f19fdec67faaa0b66c22f83cf82dc8a4a943d92e27d6714' 
  AND (
    token = 'U95kUtUY+tbhv8Yv3MWZpXtQPWGPgSnXKH4oOKN0uZI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )