UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MewjxHjUBCqhurhPFH0MRgisZrEnCm0IfmdAq2sJepg=' 
WHERE 
  key_id = '174344217c6ce1df86fa43d999ebed48986cbbaa8658d6ce596f682e5c9b18e8' 
  AND (
    token = 'MewjxHjUBCqhurhPFH0MRgisZrEnCm0IfmdAq2sJepg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )