UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JgW+mTnXneUopwccBVocXDDnIDY18ISrqYv9kbiU6EQ=' 
WHERE 
  key_id = '4c6c95769e4b0e7fb0e9c278e18991235d67f59a43dec87c080e93d8fc4fc6b2' 
  AND (
    token = 'JgW+mTnXneUopwccBVocXDDnIDY18ISrqYv9kbiU6EQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )