UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fpnJT42CgWqWfKYB6UvEIOr/kb3m9yTxPRgLN+jxy0c=' 
WHERE 
  key_id = '536ce87f841a5fde9885804f62cb85140bdb4793b90c7fb099856d4afc3c13dc' 
  AND (
    token = 'fpnJT42CgWqWfKYB6UvEIOr/kb3m9yTxPRgLN+jxy0c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )