UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CnwPRx0v7r+p3gl6ozppmQwe5bzwYx9sEczKn8M93tM=' 
WHERE 
  key_id = '2fced855b04b74914cefe2235f4d50207446f6e39b32ce3c92dee583c70d114b' 
  AND (
    token = 'CnwPRx0v7r+p3gl6ozppmQwe5bzwYx9sEczKn8M93tM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )