UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '19czwzxtexxkZc5sGqrhlwz1ne9B7e8BEcyqSo28ESk=' 
WHERE 
  key_id = '187ba6cdfa20bad0bbdbc3ffa64330d3987c7eecf057f0c01a3c4f6c8330150c' 
  AND (
    token = '19czwzxtexxkZc5sGqrhlwz1ne9B7e8BEcyqSo28ESk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )