UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RhLE1e9B1sAqpv0yTEWARFt0nFHZ2yp837imYe5ciPA=' 
WHERE 
  key_id = 'e521a9720909dc0902f66fc7f99b51c561f40a873c2626eb79c64860cbbe0185' 
  AND (
    token = 'RhLE1e9B1sAqpv0yTEWARFt0nFHZ2yp837imYe5ciPA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )