UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MPjjJ6L8fP5yo95IOy00zCA4gOXS3DWF9CZKXOCgriY=' 
WHERE 
  key_id = '5ada52b8c344eee856ccc12d2455dda778d68fdd89fcf9163128c8bf1a9ff73f' 
  AND (
    token = 'MPjjJ6L8fP5yo95IOy00zCA4gOXS3DWF9CZKXOCgriY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )