UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VGTsZg+TUUBgiMpZZrrAw/S7TA6xpEtfnmbvANO7ITc=' 
WHERE 
  key_id = '8a7edd79c13a303e8f3b62c39550f18335a724293ba3ce177baa3c65c268b199' 
  AND (
    token = 'VGTsZg+TUUBgiMpZZrrAw/S7TA6xpEtfnmbvANO7ITc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )