UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nU18KfsQmd4h335vb+kkq0+JONiKqsF7UEyu6BjoQHk=' 
WHERE 
  key_id = '6b3f4f0ea3039a8592e80d1080ee4d2b96657d7e00dfba863c1e192104bd0fd2' 
  AND (
    token = 'nU18KfsQmd4h335vb+kkq0+JONiKqsF7UEyu6BjoQHk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )