UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RGUKnvO9qrLx6DQR7NPNU14PC12rd4kcpeE0IjVUtJc=' 
WHERE 
  key_id = '4b8927a67431b034c97f47dad9f45d2c7c5f7f248124ec44c810fc42bb2f752a' 
  AND (
    token = 'RGUKnvO9qrLx6DQR7NPNU14PC12rd4kcpeE0IjVUtJc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )