UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F849r3OSvV4lHupZT6La1aYgnQDburhkCL8kAeyZaBs=' 
WHERE 
  key_id = '304aedd5742ef3fdb389510f766e30a065c56f466bf9b2b2fa23d00f376aa731' 
  AND (
    token = 'F849r3OSvV4lHupZT6La1aYgnQDburhkCL8kAeyZaBs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )