UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fHmtK1x5qAtMf8lPGqSYQfg2kraW4fJTMQRvjY3+kvw=' 
WHERE 
  key_id = '50d6ab051e0a011722a7cf03d02bca25907941174aac6553d1ddd1a8b16ab001' 
  AND (
    token = 'fHmtK1x5qAtMf8lPGqSYQfg2kraW4fJTMQRvjY3+kvw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )