UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e2+V3yjsInrcEgdK6l4KWXwwzjuot2pwzlGCNXLftMU=' 
WHERE 
  key_id = '6dd5577b3ebfd9e62c50a2dbd7a6f42b693bd8c029a8c96924d69366f6ed1b22' 
  AND (
    token = 'e2+V3yjsInrcEgdK6l4KWXwwzjuot2pwzlGCNXLftMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )