UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o/3QUKBR5NqaY0YLbcrrmuzKxIwKAaFF4DLq01fSVnI=' 
WHERE 
  key_id = '74fc2647ce492a3b7e2dfafcb15c138d5252e30a61344ca8dc3163996612cb84' 
  AND (
    token = 'o/3QUKBR5NqaY0YLbcrrmuzKxIwKAaFF4DLq01fSVnI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )