UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1o5Xg/hB/2VmXhTcUR84DHrzSYrHSRf0icZ2kAhdxEk=' 
WHERE 
  key_id = '303161ab2d147a5a466b62ac10fca638195dd316e5a118e3b819548d461b4f2d' 
  AND (
    token = '1o5Xg/hB/2VmXhTcUR84DHrzSYrHSRf0icZ2kAhdxEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )