UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PQQhDI2wn+8nEMQm8ecDnoM1DgMfFB1GZ/gEZW7ulec=' 
WHERE 
  key_id = '728cf43798a74ab91b44a4eeb4440f8d18cb1ca98817dc57e640342a6e76d42b' 
  AND (
    token = 'PQQhDI2wn+8nEMQm8ecDnoM1DgMfFB1GZ/gEZW7ulec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )