UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '//xbHr6qs/1eAtjGYfQ+iefUh4XxVQaoTjpr4f9YHNY=' 
WHERE 
  key_id = '93549dc6e0b73347604a0864bb7ab7813d0824f58ce3ae07447946fea99c7d84' 
  AND (
    token = '//xbHr6qs/1eAtjGYfQ+iefUh4XxVQaoTjpr4f9YHNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )