UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uxZFVTJxSJfvNnwOVn2jeuXdmLbSbddGhRmqsy8Q27w=' 
WHERE 
  key_id = '6957be2bb0a594dcf015c1ac26a6f69a377a97ea1edf0d7af95adab71e39dd99' 
  AND (
    token = 'uxZFVTJxSJfvNnwOVn2jeuXdmLbSbddGhRmqsy8Q27w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )