UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'URwqmiNbHmLgb4OSR43Lh7Yjd7AXLgCvZwwsZy7qauo=' 
WHERE 
  key_id = '511c84ce825569017e044a318f70a7db543ba80d6a32485b2f43fb36ff5806f5' 
  AND (
    token = 'URwqmiNbHmLgb4OSR43Lh7Yjd7AXLgCvZwwsZy7qauo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )