UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pI0OO1SGfgCU1XzE9BGgMbPaeCvnQb3Sjog1HxgRCT4=' 
WHERE 
  key_id = '2a68c4071512f3be6260a45ecd168787d6150dc88220ba8708dc8116f73a2b29' 
  AND (
    token = 'pI0OO1SGfgCU1XzE9BGgMbPaeCvnQb3Sjog1HxgRCT4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )