UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'me14Xg2rsUMJSNNx7Oplkp3UumYR8DiXHwGPRYgPDh0=' 
WHERE 
  key_id = '6c8b2b69b9f92326d697fc6f6730fe7eb29f791d45b019b60104cfb939efd2c0' 
  AND (
    token = 'me14Xg2rsUMJSNNx7Oplkp3UumYR8DiXHwGPRYgPDh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )