UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mdaTEoH4n2cUTmWf4jAFnD8gpYmKmbib6YU0GDPzMEg=' 
WHERE 
  key_id = 'd91a875590132d5f6ec144da068c8b2963a987c1030375a1209be0dd41be0308' 
  AND (
    token = 'mdaTEoH4n2cUTmWf4jAFnD8gpYmKmbib6YU0GDPzMEg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )