UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5v6HqD4XBN99QsRdsx4TBFc5AWeQYBCmvxak0u6RX+E=' 
WHERE 
  key_id = '54e43b88cdaf846806845de0c07bf825296fd2e21c420d0fda1c2d04d46a1354' 
  AND (
    token = '5v6HqD4XBN99QsRdsx4TBFc5AWeQYBCmvxak0u6RX+E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )