UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uZ9jbnzL/RFSgtafOQmKFGnaVrTXcT0MigpYmDkqork=' 
WHERE 
  key_id = '2a1a74c73f686f12f9fda9dffce0525700f5430c922218c021d008cdfef7757a' 
  AND (
    token = 'uZ9jbnzL/RFSgtafOQmKFGnaVrTXcT0MigpYmDkqork=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )