UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c/srk1vjEdo1e7rmYSFn26KcgVvoJufuueMfYqzOWms=' 
WHERE 
  key_id = '55b08d0fbc8c285d2e317f241b39d33bf9672bb0da6db148d6d42d2bed586da1' 
  AND (
    token = 'c/srk1vjEdo1e7rmYSFn26KcgVvoJufuueMfYqzOWms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )