UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U31uWM4AG9nP09J8F6rXlhMzgGVZNf3mav6vK+98TZU=' 
WHERE 
  key_id = '5a012d2a0c4b6afbe1f0339b0b51f7048e9302bf0cf75e16b4da7614b3ed5d01' 
  AND (
    token = 'U31uWM4AG9nP09J8F6rXlhMzgGVZNf3mav6vK+98TZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )