UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aAkrM0NOqYIzv95CvCivrY4y4/VRkoUCNXBD7vWWIVc=' 
WHERE 
  key_id = '384a51a593a5d879179b79852b9796642793af009de6cb842a230fcb17525931' 
  AND (
    token = 'aAkrM0NOqYIzv95CvCivrY4y4/VRkoUCNXBD7vWWIVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )