UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c6RjCO0qw0HiRUXTnfgEvzMIen4H7VwuKHrmxpCk+NA=' 
WHERE 
  key_id = '1b1f9e9d2344cc236841817dc19f280dc8a5f332b30b1b98edfe10c29c845126' 
  AND (
    token = 'c6RjCO0qw0HiRUXTnfgEvzMIen4H7VwuKHrmxpCk+NA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )