UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9r6Ee6dfHv8bmZs1g1Zd2wPiTj3A8NalZ5npVBLLn4A=' 
WHERE 
  key_id = '21dd7d641c5d31674eb31942a36319510a787ab4858c4131de2f9fbb28fe912a' 
  AND (
    token = '9r6Ee6dfHv8bmZs1g1Zd2wPiTj3A8NalZ5npVBLLn4A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )