UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GzdwaOWbpNyZiTeh9cls4cPiooaLOHbMVXcXAJYFCOc=' 
WHERE 
  key_id = '50b0f7d5261c312be834b3fce87d8469821e4c8e46f75918ec7a3a9cbea3da64' 
  AND (
    token = 'GzdwaOWbpNyZiTeh9cls4cPiooaLOHbMVXcXAJYFCOc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )