UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OAKFkSUdvZ7u/BwtfXlpQgXetTDP2rjv6li4NvetnJo=' 
WHERE 
  key_id = '68e77b809ac0d9ada4c79ca74baae41c14431c4e553e50e96f702ad88204a961' 
  AND (
    token = 'OAKFkSUdvZ7u/BwtfXlpQgXetTDP2rjv6li4NvetnJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )