UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RM+JfL4nvlfjGbZ4zKFIlL0JwrVKvVyeVO2ep4l3BBY=' 
WHERE 
  key_id = '9a4c3c988459c2451438463f6909e6d419cf8eecd78b05c81f47960a9642519f' 
  AND (
    token = 'RM+JfL4nvlfjGbZ4zKFIlL0JwrVKvVyeVO2ep4l3BBY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )