UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MklWjb0ibrkWvqrb5OejJK8cc4dqQAWw0tIG0vqKD1c=' 
WHERE 
  key_id = '3d6fdb4ed2f6b824497b34b03c9b453af906399a9bf7bdfba013afe8ba66b104' 
  AND (
    token = 'MklWjb0ibrkWvqrb5OejJK8cc4dqQAWw0tIG0vqKD1c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )