UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GGuFrivTt+piDNhvCG5npQlTjg5NApz55je5tVdRrXw=' 
WHERE 
  key_id = 'b70fb11becc6121032902855420be8d7bc4378415811716535a9b4da31df5ca1' 
  AND (
    token = 'GGuFrivTt+piDNhvCG5npQlTjg5NApz55je5tVdRrXw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )