UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nej0TJoKqUqy7IiZsrMWWzbK6iNRgF99zKZ7vqVCaOE=' 
WHERE 
  key_id = '437afaca960618d383b6172215045293c92e918eaa4e6412001fcf4612b38f3a' 
  AND (
    token = 'Nej0TJoKqUqy7IiZsrMWWzbK6iNRgF99zKZ7vqVCaOE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )