UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h7co5AZ4txi6pzCsladvqknZfbBLfgTmndJlnlA5krc=' 
WHERE 
  key_id = '7931856a6f0057127b606d546d4d84d5c9a029f6e90fafcb5277e457e508d235' 
  AND (
    token = 'h7co5AZ4txi6pzCsladvqknZfbBLfgTmndJlnlA5krc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )