UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UNnzF7cJPFBdjOqwVGnSirDGt8FFYDKQiYsh2fT8Sbo=' 
WHERE 
  key_id = '4de7a6ccefe5202dc81d2839dfc1a478e4fb96d0e34f40a3e0fd4fab8836b1a8' 
  AND (
    token = 'UNnzF7cJPFBdjOqwVGnSirDGt8FFYDKQiYsh2fT8Sbo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )