UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eDu53z8dYhJFE+o6M0kvP9EaVoGJp5y0ipOBaS6kUqc=' 
WHERE 
  key_id = 'a238dea02dd0261a965edd08b4699438a42d1ce6b0a2ae594db70fbd845635dc' 
  AND (
    token = 'eDu53z8dYhJFE+o6M0kvP9EaVoGJp5y0ipOBaS6kUqc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )