UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eRBWIhdYafYf/2CPgJo3gdhAyxTPonO3ZrXZBUzEjIs=' 
WHERE 
  key_id = '97d38539f4ec2a90c9da5e315df534c7f2e4bd6111b98444527b5daefec52f3e' 
  AND (
    token = 'eRBWIhdYafYf/2CPgJo3gdhAyxTPonO3ZrXZBUzEjIs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )