UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z3lbMGvpi7A8jST34nsr+VgNJTLCUGyBubPwjlo7ucM=' 
WHERE 
  key_id = '459a8a8dc24cef82dbe9ac0187602d2f87b9a0a7501904c2725df141a2960713' 
  AND (
    token = 'Z3lbMGvpi7A8jST34nsr+VgNJTLCUGyBubPwjlo7ucM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )