UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H5pnzUrLdr+NRRcofvYBi/IE1a4onWgHtsC5AMV3+mc=' 
WHERE 
  key_id = '9a78b504b77e403b7f5e3658930119a790f2f5f48e47388272fb3b6237c7e667' 
  AND (
    token = 'H5pnzUrLdr+NRRcofvYBi/IE1a4onWgHtsC5AMV3+mc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )