UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xgzEI3clGKGRu/+HgLoWnJyu1zqVbGtOzSO+BANVhaE=' 
WHERE 
  key_id = 'b83cea67d2b9a1ac2ea9d4ba82061dc3342496f554bb116246edc0b89fa6830f' 
  AND (
    token = 'xgzEI3clGKGRu/+HgLoWnJyu1zqVbGtOzSO+BANVhaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )