UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CB6A36/3sHZVUXYVtdOpo3a37m5H+PWpHne03fUVDjo=' 
WHERE 
  key_id = '6d93c8d7e0df42115b312f38315f352791b814806fa222f5b8010dc5b82c7469' 
  AND (
    token = 'CB6A36/3sHZVUXYVtdOpo3a37m5H+PWpHne03fUVDjo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )