UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JpHxc0HTBw5eoYGaqthhjb3JiSUWewlmjojwyrVXXeE=' 
WHERE 
  key_id = '461aaf2a81570c4a5a1f62b28f21d9a793045e68619c669a66400e17da6fad9c' 
  AND (
    token = 'JpHxc0HTBw5eoYGaqthhjb3JiSUWewlmjojwyrVXXeE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )