UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NYV39QzXxO8/VSltfj5lui5J+ZSvtlJ873dS2b+HIak=' 
WHERE 
  key_id = '860f5dafd8625ba39dfb9d25c6018e2b3f88754f6a7acc020168a4479d4569b4' 
  AND (
    token = 'NYV39QzXxO8/VSltfj5lui5J+ZSvtlJ873dS2b+HIak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043