UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Iq4BMNlFSLp8H08vZKjzTDVRtijhFVuFvuuNjUgWCXo=' 
WHERE 
  key_id = 'e5d45cd1a76cdb4848b5c1736a5b8ccd094cc61f7058ad1df88ebfea18ffb66e' 
  AND (
    token = 'Iq4BMNlFSLp8H08vZKjzTDVRtijhFVuFvuuNjUgWCXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )