UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bgt/+EI9ewxt88/TcsrO4iOFSubwC3CJqWy3XMTPLGc=' 
WHERE 
  key_id = 'b255518c71f69bd73d72437b796bc37b90a0d28b4ab0ae10185fe65e17202ec8' 
  AND (
    token = 'Bgt/+EI9ewxt88/TcsrO4iOFSubwC3CJqWy3XMTPLGc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )