UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QOjgA7hmAf2sajPvrsRDJH3q49mCAZlKD/rBg8r4Lcc=' 
WHERE 
  key_id = '50e2d6423f4fbaffdd6ab15081341ea289cc4489efd43929c70d60b655eb3a85' 
  AND (
    token = 'QOjgA7hmAf2sajPvrsRDJH3q49mCAZlKD/rBg8r4Lcc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )