UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PTukT9J5w/eOM0WDMH28bt2sT0S2XXal8Ry6/DLGKvA=' 
WHERE 
  key_id = '1b7456ee4a45cce240542a37fd31b8db68c59ea8462b0fc93356debc31fc3380' 
  AND (
    token = 'PTukT9J5w/eOM0WDMH28bt2sT0S2XXal8Ry6/DLGKvA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )