UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5syVcqi7q8FzsedyIH9NBcj1PDb7HzKmycGEq14N/xQ=' 
WHERE 
  key_id = '12c977948a09f716cf62e1d40b190e75348931e63a2701866e4b788a96209f28' 
  AND (
    token = '5syVcqi7q8FzsedyIH9NBcj1PDb7HzKmycGEq14N/xQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )