UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MhEOay2PZ2Uo76cz+pyNUY0NIErIV3KNoog46W9bBMA=' 
WHERE 
  key_id = 'a679a96f013655ad82f78c72810c699f0b66a9f44fffcbf2406bfb758a9fb2bb' 
  AND (
    token = 'MhEOay2PZ2Uo76cz+pyNUY0NIErIV3KNoog46W9bBMA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )