UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RZ7a1jHAgOHNbMgMw/goP9wiFudX1HPEUGmZ+DlrXcc=' 
WHERE 
  key_id = '321934a566fba91a0c31d9234b900f1c58b07a061292fe40730d9661993e0d4c' 
  AND (
    token = 'RZ7a1jHAgOHNbMgMw/goP9wiFudX1HPEUGmZ+DlrXcc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )