UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q7hJffHgXdIFkyvcie/xS8wQqTeVub9Cm+3HHord9Kk=' 
WHERE 
  key_id = 'ce64d3d51f094915ffa1b288df557a9829fd3c2da81b95f0f8fb073c92331494' 
  AND (
    token = 'q7hJffHgXdIFkyvcie/xS8wQqTeVub9Cm+3HHord9Kk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )