UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rm2UHhI8w3I7qq6Lh7y/+Gup92MtUAWVCtzsnuJOwc0=' 
WHERE 
  key_id = '8fccf65e1b77ee258517224b8ff552300728bd8ef55b8ef87b4c3a4a4135dd96' 
  AND (
    token = 'Rm2UHhI8w3I7qq6Lh7y/+Gup92MtUAWVCtzsnuJOwc0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )