UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PTMmEv3uPIc1nCrzOPrWS8essWu7XhBhi+4gmY4uBuE=' 
WHERE 
  key_id = 'dce47658c1f7b51920f486d1a43961468bb886c1df144d78ec395be7d078b007' 
  AND (
    token = 'PTMmEv3uPIc1nCrzOPrWS8essWu7XhBhi+4gmY4uBuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )