UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bU4+Wyd8/84TtMt+iu5UWbn2DNGAq4WFX+sTSuZKEwc=' 
WHERE 
  key_id = '30dc15a18575d74b4dd6474d3cf28be9cedf3153cc8c6c7401562359510d1bab' 
  AND (
    token = 'bU4+Wyd8/84TtMt+iu5UWbn2DNGAq4WFX+sTSuZKEwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )