UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qZfJ+Gvq0lc7GWmb0ax4EWyrncSP6x9M1911nYgf934=' 
WHERE 
  key_id = '39165145fd45c78327d21115d4f5dcfa3ef6de2ca06cab1fbb8556012f12981e' 
  AND (
    token = 'qZfJ+Gvq0lc7GWmb0ax4EWyrncSP6x9M1911nYgf934=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )