UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4pquIHSh6608HIvsyEzH8sC6nhMu/oat3L6P1tsXl7Q=' 
WHERE 
  key_id = '2d1078fb4b0423c8e19dbd64e9f6ac8a0016340a2775e13b4b214b4c3f0a30c2' 
  AND (
    token = '4pquIHSh6608HIvsyEzH8sC6nhMu/oat3L6P1tsXl7Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )