UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rtRfSO9/KHblhUshK/RoYJtWXFL5BmTGnzIxEcbNqf8=' 
WHERE 
  key_id = 'dbcf4deb8dc9d0fb70f96f1bf57cc4c72528fa0a2266a2058e6444e20e49e838' 
  AND (
    token = 'rtRfSO9/KHblhUshK/RoYJtWXFL5BmTGnzIxEcbNqf8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )