UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gTpWXU6PAaH41U7tDUEglJ2XY7X7pGTnPDHL/FgBLbw=' 
WHERE 
  key_id = '3c21962e33115783d57cfd0f9876ce8a33b771201cf0a1619159dff86b777706' 
  AND (
    token = 'gTpWXU6PAaH41U7tDUEglJ2XY7X7pGTnPDHL/FgBLbw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )