UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FmxaOfd+lnOThPBggIbkOSAFWYvvvWvTxVRfaO5Aiks=' 
WHERE 
  key_id = '00c82457c7a7fdff5af0ae1f152a179d89216f5a5c225395817c25818c4b81a9' 
  AND (
    token = 'FmxaOfd+lnOThPBggIbkOSAFWYvvvWvTxVRfaO5Aiks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )