UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'svPm27LlQOHX6ptC4anm/C20vjgmHVlWYH6Xv/OMELA=' 
WHERE 
  key_id = '669c20673483adddadc3840812eb62fe4e65f761c247c6e605492decc7ff2f76' 
  AND (
    token = 'svPm27LlQOHX6ptC4anm/C20vjgmHVlWYH6Xv/OMELA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )