UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y5Mnvp/5csE5FfVq/vJ59kO434g52xpRrK/UcRNATeM=' 
WHERE 
  key_id = '79f33a2e44800238d423758cc55331745602cb8e75c6038ae870ef72b194f5e8' 
  AND (
    token = 'Y5Mnvp/5csE5FfVq/vJ59kO434g52xpRrK/UcRNATeM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )