UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wqdETJurFZUc4c+H5Sb8WQc1hogicdviQjbGXQcIbNA=' 
WHERE 
  key_id = '6d82d8f071418de40c7b491d4546149f81c4bcf289b516ebf3141ef278b130b4' 
  AND (
    token = 'wqdETJurFZUc4c+H5Sb8WQc1hogicdviQjbGXQcIbNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )