UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DK2moLLpol5glAIQdidpzBrpzWw71JE41sgMxtC/MTg=' 
WHERE 
  key_id = '314a8aa4497df196ca88a08923fb67c60815be243886a64c6005034651d29e61' 
  AND (
    token = 'DK2moLLpol5glAIQdidpzBrpzWw71JE41sgMxtC/MTg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )