UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M8R7K7dKGZXAqL9T/4uFe9FFgoq8S+pbeBqI7oZrf4U=' 
WHERE 
  key_id = 'a6cd409ecf0560a0295d9c2a9054c19859690d7b1a84badd09d180179a622ca1' 
  AND (
    token = 'M8R7K7dKGZXAqL9T/4uFe9FFgoq8S+pbeBqI7oZrf4U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )