UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ljwEKRU+uWcF80pYcc7EG0u1GlVzSYdr0bTfbdYth+Y=' 
WHERE 
  key_id = 'dc1afc12b9ea45fbb25e8f102d3257778aa53a66d9e781e51519b03828d57f83' 
  AND (
    token = 'ljwEKRU+uWcF80pYcc7EG0u1GlVzSYdr0bTfbdYth+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )