UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bkUBsaSlENhHciZADuAzB1ACtyqv+PDI3OqRs+8llto=' 
WHERE 
  key_id = 'b947a04d4a7f93657651fbaaf8c3c44f210779f8944aa59d159ee8115eea6f27' 
  AND (
    token = 'bkUBsaSlENhHciZADuAzB1ACtyqv+PDI3OqRs+8llto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )