UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mGcPnGdSh25n/eT3maiqG37jCcwzHGhVaIKbPBK+zY0=' 
WHERE 
  key_id = '75200f88e90955c4f590dc47ed0e230ebe4324475699698fee33663f4a267dd7' 
  AND (
    token = 'mGcPnGdSh25n/eT3maiqG37jCcwzHGhVaIKbPBK+zY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )