UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GRLXFF5EmYYWDLrDstGARYRWnKkSlIgEgBo0UY9HlSU=' 
WHERE 
  key_id = '2c29a6d343015eb5ece1814872001021351ea76cb917b78efe6b86a49e8a304b' 
  AND (
    token = 'GRLXFF5EmYYWDLrDstGARYRWnKkSlIgEgBo0UY9HlSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )