UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DuGobRjzXhWdNGI1nENhxXbIL2f0XY8CuN+cvVeVFUc=' 
WHERE 
  key_id = '43a3ce510445f66e34fcac21f6bb3c8fc32071b769cab777c3d11539cc8f8639' 
  AND (
    token = 'DuGobRjzXhWdNGI1nENhxXbIL2f0XY8CuN+cvVeVFUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )