UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xtemEoPOvohyC6fGzFoXnhR2KnjmqyNBMOYJ7l6Tolw=' 
WHERE 
  key_id = '21fef51d085ca1c670c8cc5d173d6a8c3c4bd84eb29acaa9b374121a9c4cfd2c' 
  AND (
    token = 'xtemEoPOvohyC6fGzFoXnhR2KnjmqyNBMOYJ7l6Tolw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )