UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QO37TbU8KPO1tDotqDbZK1IJPP6y2LG+EI2A8i25wWY=' 
WHERE 
  key_id = 'b6127fad8e6b046cce49ec73a3530aac4c806a481f10fe2a169ab187d311b099' 
  AND (
    token = 'QO37TbU8KPO1tDotqDbZK1IJPP6y2LG+EI2A8i25wWY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )