UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zgAHjWnIuT+8U29LL1MoAcSgASK3uw3l7bF17bC0xFs=' 
WHERE 
  key_id = '42f2c4e813248d2005910b1dce9e21a91e17f7c0e37e7b770f045b60ec5c313d' 
  AND (
    token = 'zgAHjWnIuT+8U29LL1MoAcSgASK3uw3l7bF17bC0xFs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )