UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lmzd9qkqx+K6QNbXSuWEBIlj2Pu1GXJJdwzC1WfHEeo=' 
WHERE 
  key_id = 'dc508dd682bcda0ea8f462508764e3dc272ce01334b48260d039c8df40395c97' 
  AND (
    token = 'lmzd9qkqx+K6QNbXSuWEBIlj2Pu1GXJJdwzC1WfHEeo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )