UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h6B3jKjLBqTvnlsLWr3mQZpX/i4W3kISPl9lL39gfdY=' 
WHERE 
  key_id = '34e8533ab1dbff8132d1887cd6ec085f47473fd8cb89ee20ce2e04eb29db775b' 
  AND (
    token = 'h6B3jKjLBqTvnlsLWr3mQZpX/i4W3kISPl9lL39gfdY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )