UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mo61kiFQWiUCzjjWNwN2eE0CQL2M6TggUFo41P8iaaA=' 
WHERE 
  key_id = 'e640a31e52b8fe1a8644b22d4b4ce28539ccad0250eecc98562fd4ea98ec706f' 
  AND (
    token = 'Mo61kiFQWiUCzjjWNwN2eE0CQL2M6TggUFo41P8iaaA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )