UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3ytpa3u4iWKUmJVtt6ERk6XeD7vLRYFVRfkERSuNfSo=' 
WHERE 
  key_id = '78a8d4cecd551835b3a0636c23f01f4caf0011422c6d51bfaf73e12c0cc1df4a' 
  AND (
    token = '3ytpa3u4iWKUmJVtt6ERk6XeD7vLRYFVRfkERSuNfSo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )