UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xyj8dTXcZN5GA6vSctCKGDSjjpX275Qs4EwX729PxwY=' 
WHERE 
  key_id = '037f5c8ed67f80d5aca7c950a5e17aa1dda6554cbec128a5027fc35b1b8b313f' 
  AND (
    token = 'xyj8dTXcZN5GA6vSctCKGDSjjpX275Qs4EwX729PxwY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )