UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BYz+2KfaGveXmv9tQ0vn9o6Ix15u2khMatnF5oYUR8k=' 
WHERE 
  key_id = '15e97307426e46933c4e202fe770a1b519cf71f0097e273b0c5a1790f9223a04' 
  AND (
    token = 'BYz+2KfaGveXmv9tQ0vn9o6Ix15u2khMatnF5oYUR8k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )