UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OMrGp+cYpMvV99paQKfd2Fnci0EbxXdDzgD32OvA9v4=' 
WHERE 
  key_id = '5d453c07565cb1f23f146c5da77c4982f1592ef86958b2dea5c345f7579be56b' 
  AND (
    token = 'OMrGp+cYpMvV99paQKfd2Fnci0EbxXdDzgD32OvA9v4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )