UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aN7HAx0bpmXtX+acWq6w5VctCrQihz/EiBb9GglSHqY=' 
WHERE 
  key_id = '4e6efe473962e9e3062cd5ef302ebcce6124fcaf047d5e5abcded8e295338c6c' 
  AND (
    token = 'aN7HAx0bpmXtX+acWq6w5VctCrQihz/EiBb9GglSHqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )