UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JPgStnml4fpz+AaHBC6KTA0om6p/R4ZyBCCTxDROifo=' 
WHERE 
  key_id = '8539c4860ce198f1708392b73835c26c156793ca7234e23027425f6f1811ef3e' 
  AND (
    token = 'JPgStnml4fpz+AaHBC6KTA0om6p/R4ZyBCCTxDROifo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )