UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5d2YDc88FKjcXb2jQ654At4j9GdWpBmUVB+Vxw/oSuc=' 
WHERE 
  key_id = 'bf5c35f9c6ebb4d7ff47690e67f4aba00b76d3f031790e3114b3c46f22cc9feb' 
  AND (
    token = '5d2YDc88FKjcXb2jQ654At4j9GdWpBmUVB+Vxw/oSuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )