UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AW4sNmOKLVv5isyMvI6vzpGvUh29fqhGUdyyNLe0FPI=' 
WHERE 
  key_id = '54b4948222e4a6a2e7114399089c3f233d7984b17193982af502bd589ec6c1ee' 
  AND (
    token = 'AW4sNmOKLVv5isyMvI6vzpGvUh29fqhGUdyyNLe0FPI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )