UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Kn9XJwMzgZYMr8gvyq6Er31fPwMdTbuTfn6ht8KmJs=' 
WHERE 
  key_id = '88e063fe4cdc06a5a4ec3305fb8191414d58a93268cc262c8219eedcb5d1933e' 
  AND (
    token = '/Kn9XJwMzgZYMr8gvyq6Er31fPwMdTbuTfn6ht8KmJs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )