UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vHvSjXbiurPTkx98/gMTALvBtdy6rUZBg1CrPykx/MA=' 
WHERE 
  key_id = '4f52c70900a135ddcb56939b284053de8ee4a32bf7569b836a2aa1ea044f3914' 
  AND (
    token = 'vHvSjXbiurPTkx98/gMTALvBtdy6rUZBg1CrPykx/MA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )