UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RR8d9JMINCXpeeIcqOOrGjF5iV1/pJDWFQXWhpbJEC0=' 
WHERE 
  key_id = '3a5b868aa00cce501e1de57b29dc12fdb30942851b0783218b020e87c136ffdc' 
  AND (
    token = 'RR8d9JMINCXpeeIcqOOrGjF5iV1/pJDWFQXWhpbJEC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )