UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cmQgeyKp6oX6VceqX9t9MWsgm4nrxP62QzZMRsk+2PE=' 
WHERE 
  key_id = '54f44cb5819f97c69584f60962f3875bad1e21935471b55226201257ba7fd1c8' 
  AND (
    token = 'cmQgeyKp6oX6VceqX9t9MWsgm4nrxP62QzZMRsk+2PE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )