UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A8CwsAU1vmUj8rD3je9EjTiU4saIGczKuEC+dlqclco=' 
WHERE 
  key_id = '4a8958044acde9c01ac7755172024196deb516f260526db21953691ecd3be211' 
  AND (
    token = 'A8CwsAU1vmUj8rD3je9EjTiU4saIGczKuEC+dlqclco=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )