UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Muxlb1te0HWbndO4Ki0xyRjHuofTwUJRHZJ3eEQGIO4=' 
WHERE 
  key_id = '1a11aa51dc508cbe53312fb33fe7a850c69fe725f846274b875755fe722e5394' 
  AND (
    token = 'Muxlb1te0HWbndO4Ki0xyRjHuofTwUJRHZJ3eEQGIO4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )