UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kemQfHJlcSbQF6yy3f5OTdRHGGUbTlBZBrxyG3GhqN8=' 
WHERE 
  key_id = '1e19b2176b1d1be94d060a99f520785e1342d95d31b9452e0954daa434375545' 
  AND (
    token = 'kemQfHJlcSbQF6yy3f5OTdRHGGUbTlBZBrxyG3GhqN8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )