UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oKBQzgFbxMInozNqvk+B6YkL0Ys+Rgn7CpHacN5gOu8=' 
WHERE 
  key_id = '1b23015ed8d7f428b2280e9b3676c88133315aa06b6443d32ae71c69340fe4a0' 
  AND (
    token = 'oKBQzgFbxMInozNqvk+B6YkL0Ys+Rgn7CpHacN5gOu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )