UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ohb4/G1ZGPpC9THY8RgcIVSOOg2nAt1kt99I7sEimXk=' 
WHERE 
  key_id = '81a2d019863c1ba65a9e817686c300ada1d54466d5f7a404ef8dc24372a14a27' 
  AND (
    token = 'ohb4/G1ZGPpC9THY8RgcIVSOOg2nAt1kt99I7sEimXk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )