UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'texpmotHcFIS8LIkhLjNe0BcHYHU717WhAee+NAAW+I=' 
WHERE 
  key_id = '4c6ce5236ecbc9c5d0f6cc77583df2f877decb1c8c44f059e762f4ce7bd73f3e' 
  AND (
    token = 'texpmotHcFIS8LIkhLjNe0BcHYHU717WhAee+NAAW+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )