UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6iSuExPssrvyOF2yblz+kQlYrYrE8Wb3Uey9E+0RHUQ=' 
WHERE 
  key_id = '4c9bd028ae9b89a842e6182e02642257fbf2d44edf184d070599921a8bb4365e' 
  AND (
    token = '6iSuExPssrvyOF2yblz+kQlYrYrE8Wb3Uey9E+0RHUQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )