UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fP4CRHpnVZbHiU3AwjO50PXzUeEvgdLyrWX3wIeis9o=' 
WHERE 
  key_id = '7a688130863b3d085cab5d6ef34c6621d73a198a48a9133434b5f33670ffcd81' 
  AND (
    token = 'fP4CRHpnVZbHiU3AwjO50PXzUeEvgdLyrWX3wIeis9o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )