UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J1KJgwk/kzf2KvHStt8rJImxkMphVgW/KetPrckri8U=' 
WHERE 
  key_id = 'fe951c7ebf34b85233b05dcf6ac917c70d11f3f21a95f926fef1666621d4ed85' 
  AND (
    token = 'J1KJgwk/kzf2KvHStt8rJImxkMphVgW/KetPrckri8U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )