UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Meh3n26Oj8lxz+wp86oMAV0pUCW5mxRKTCXD9AZ9ww4=' 
WHERE 
  key_id = '5403f163cb791f911ac8628f05bd94c6053b8401595ed8221fe0cc6f0c87ede4' 
  AND (
    token = 'Meh3n26Oj8lxz+wp86oMAV0pUCW5mxRKTCXD9AZ9ww4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )