UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZzKVjy4/Cx8SH2ys2KfLpsuyBXXJjyI99qRCea3tet4=' 
WHERE 
  key_id = '255e3cb09b84f68d7e7f3c9d591c38909b9de18fd60e8c574c26b7f5a89364a2' 
  AND (
    token = 'ZzKVjy4/Cx8SH2ys2KfLpsuyBXXJjyI99qRCea3tet4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )