UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pUzdtSkEbMc0FBAzt90F1D6EsuWrAo6I6D9wkBp0omw=' 
WHERE 
  key_id = '4864f3d15226b571573f260d39c70173ae388fd1a1bef65471b676e62e935e97' 
  AND (
    token = 'pUzdtSkEbMc0FBAzt90F1D6EsuWrAo6I6D9wkBp0omw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )