UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PhbM73Shm0NCw58x8eChk++QK2c/UrJ8JjK5bTSQ0gY=' 
WHERE 
  key_id = '596a27f8e501249752ab22c9e1d1e81e154ab737eab4c0ad6f8fed51978cc190' 
  AND (
    token = 'PhbM73Shm0NCw58x8eChk++QK2c/UrJ8JjK5bTSQ0gY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )