UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ff8aR50j0a0WL5qmE0h3ajhoj2neDyPAg43xge0FaZM=' 
WHERE 
  key_id = '72877fd3a0d256fca5359c0a8cec3536b30134d626b7482b66f20bf98c4db9a7' 
  AND (
    token = 'Ff8aR50j0a0WL5qmE0h3ajhoj2neDyPAg43xge0FaZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )