UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xQTPtPS1OIUwFUDUmHMLmNbch4lyNjYY5A9FyME+7ts=' 
WHERE 
  key_id = '151e242b554f203bb2baea76b606e2a386fe64ebcdec4f6ed3be3664b7b0d67b' 
  AND (
    token = 'xQTPtPS1OIUwFUDUmHMLmNbch4lyNjYY5A9FyME+7ts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )