UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Diat3I5oaQYYBw2OTzTMSHXhO8mqEN0TzBbOOswkcqk=' 
WHERE 
  key_id = 'a8edc71b82e96b5d53957a3d3542d10372d1b43f67764c8dc31011438712c8cb' 
  AND (
    token = 'Diat3I5oaQYYBw2OTzTMSHXhO8mqEN0TzBbOOswkcqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )