UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IEhLW+W7eSsAMh9rmHr4pFVyFXcTDZXKXNbYuJsrSFY=' 
WHERE 
  key_id = '8bfd7f1cdaf2dfe6413ca32bbac1439107e8723804aace91320d6cdf17b0390e' 
  AND (
    token = 'IEhLW+W7eSsAMh9rmHr4pFVyFXcTDZXKXNbYuJsrSFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )