UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pp4B7FXFG40GJS/R20lrzhWG3hr2U7PJ2tfu9aXa/Ok=' 
WHERE 
  key_id = '4b96478161229d446fcb98e1950f2e7641e199b66e2511966d010fc8074ff6dd' 
  AND (
    token = 'Pp4B7FXFG40GJS/R20lrzhWG3hr2U7PJ2tfu9aXa/Ok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )