UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '165HLyHPX2mVz2M9nw1ApE6FHEPCProCKeTCo1bnMH8=' 
WHERE 
  key_id = '8eeb1f1c158ea28032c72dc68e844f9f35e4d869789623bee4e892ac6d6e4102' 
  AND (
    token = '165HLyHPX2mVz2M9nw1ApE6FHEPCProCKeTCo1bnMH8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )