UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bNxqDMKRtgXnViTqJytmlpH/1QG7sC5orybAV0ARgs8=' 
WHERE 
  key_id = '4f9a199dac77cab29d898b960070d22c5039310a961f911d4d2891cafaff629f' 
  AND (
    token = 'bNxqDMKRtgXnViTqJytmlpH/1QG7sC5orybAV0ARgs8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )