UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iPEUm6Z0XLdpHmehFirlPDscr06HX8ycO91T1rgI+Rs=' 
WHERE 
  key_id = 'e8ecb5777f3a49ea630561d03d156e4911808888ee4d5ef0d412839eeceb8052' 
  AND (
    token = 'iPEUm6Z0XLdpHmehFirlPDscr06HX8ycO91T1rgI+Rs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )