UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xw8qE2j6K5YhEzW1ofiTKR14UVFdYsleEwAQpcnrZF0=' 
WHERE 
  key_id = 'a904764473f615d5b79d043f112e1ab693ed256d9e6a57b2e6a5dc951955f82e' 
  AND (
    token = 'Xw8qE2j6K5YhEzW1ofiTKR14UVFdYsleEwAQpcnrZF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )