UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GJe+EH15GSaUeQnvkpMkPPVDf7Fe0thZziy4SFCJ7jM=' 
WHERE 
  key_id = '6d51336edbe85b2512d729f66dc2439eca015eb4c9e4d746609a64d5bcc56750' 
  AND (
    token = 'GJe+EH15GSaUeQnvkpMkPPVDf7Fe0thZziy4SFCJ7jM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )