UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kq7juW9Qe6HZaPTlyBlz1gWF4Xy8tOURYoEusM1FDtA=' 
WHERE 
  key_id = '4ed421382c87797ebd9d4cc10ed30efa1d7432f414302fdd7caa0514a4302da4' 
  AND (
    token = 'kq7juW9Qe6HZaPTlyBlz1gWF4Xy8tOURYoEusM1FDtA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )