UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lf7MnGMbFWONtdzgTnWeGj9xOH59yE9BGyfULVkNMAk=' 
WHERE 
  key_id = '7d8c0b95af628740bba79e425d45fe8841f79f9e1d8c81f182f05037f5f68161' 
  AND (
    token = 'lf7MnGMbFWONtdzgTnWeGj9xOH59yE9BGyfULVkNMAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )