UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kr5j5Vsc2d7u8fveriMs5TdQMoGp//3yO+rx8NSyTbk=' 
WHERE 
  key_id = 'b875a148e6a2fe8c31c77bbafacd683497d3dd49e6c44c5fdd0baf798833746e' 
  AND (
    token = 'kr5j5Vsc2d7u8fveriMs5TdQMoGp//3yO+rx8NSyTbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )