UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lej5vK2D4cRMI6+8U4LZYfBSNA+iKDkQpeDrjtHHLk0=' 
WHERE 
  key_id = '4fb71d2de63fac8a3cdd19c7b722713b00887c415538d9cfa5ea990e61ab6caf' 
  AND (
    token = 'lej5vK2D4cRMI6+8U4LZYfBSNA+iKDkQpeDrjtHHLk0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )