UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wM/5avgM7QUa2YxTvhbJh4LbS2L2UyKnx8XbK6x404M=' 
WHERE 
  key_id = 'fdc977e10ecf83bca10da79f36356528c4f8d137047c973e365f6de756a1746f' 
  AND (
    token = 'wM/5avgM7QUa2YxTvhbJh4LbS2L2UyKnx8XbK6x404M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )