UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KM6G6JBepO9pVnMOKVS3rxSqtKQ6rvDG2ihLWVxZCfs=' 
WHERE 
  key_id = '193e5e4d262248d7435074e32b09be9f4a785c71c46d7fe519c9491dabb857d4' 
  AND (
    token = 'KM6G6JBepO9pVnMOKVS3rxSqtKQ6rvDG2ihLWVxZCfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )