UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jfRZc50QD4LAlh8xHVJ68d7PiHCmIlyJqVsorNjiGso=' 
WHERE 
  key_id = '51c526dc2c3425651113e6bc964c6faae73b6bdc0dc442647a5c5ae89ae84707' 
  AND (
    token = 'jfRZc50QD4LAlh8xHVJ68d7PiHCmIlyJqVsorNjiGso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )