UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NPrjI53nTjO/N+NN7ysEScC+hbz8UaPHZVoBf4/t0Zc=' 
WHERE 
  key_id = '345cfabc3cd90d8c5ca05469b34f2aeab437e25dc2d4f59201ecc361d11f5d2d' 
  AND (
    token = 'NPrjI53nTjO/N+NN7ysEScC+hbz8UaPHZVoBf4/t0Zc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )