UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MgUgqju9ZmOqcDQVfIE+1/VbRxxGGi6qZ1ALOstnP6c=' 
WHERE 
  key_id = 'b2156cd4c43222339a7cf67153fbd865e1556797d8cc04d50abb27f89ac52925' 
  AND (
    token = 'MgUgqju9ZmOqcDQVfIE+1/VbRxxGGi6qZ1ALOstnP6c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )