UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '29GZcAcPj1efDNwfUorDgPFvuI6cf3ciksb99+4a4/g=' 
WHERE 
  key_id = '2ba259e6afd08d46f947973086b3d8459a5e7f258d18a28934c9564177be99b2' 
  AND (
    token = '29GZcAcPj1efDNwfUorDgPFvuI6cf3ciksb99+4a4/g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )