UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'maWZf6zVqOmKrS1axZWq5wilFw3IEhd9o5VWMBis8EA=' 
WHERE 
  key_id = '5ad5148e263b640861677e203ddd22cf11bc7baea02d1b45de26952d1d059b2d' 
  AND (
    token = 'maWZf6zVqOmKrS1axZWq5wilFw3IEhd9o5VWMBis8EA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )