UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L8mNnbog51hDBqK7Y8S1ZCYU1jSNeWhO185pGJvkCx0=' 
WHERE 
  key_id = 'b4268f8e70cb2f886211315d6323c52459954c9c5522ad5e91e567b1caa81c13' 
  AND (
    token = 'L8mNnbog51hDBqK7Y8S1ZCYU1jSNeWhO185pGJvkCx0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )