UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uLSqV6EX7fl+5+VFcMo3uIUqmlQN8Omi7bjrzLBBG7g=' 
WHERE 
  key_id = '6e407da9c754867de548528428279250eb6a0bea2f7fd3bff404f61f07135996' 
  AND (
    token = 'uLSqV6EX7fl+5+VFcMo3uIUqmlQN8Omi7bjrzLBBG7g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )