UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DXRPky+LSauVWDdd5JcY2uJZFGGly/Czb11w7bznqRM=' 
WHERE 
  key_id = 'c740d9ab4ac5ddf8e4aff4b4de7df997dbdd2703afb1d3b19a5da596ad6175f3' 
  AND (
    token = 'DXRPky+LSauVWDdd5JcY2uJZFGGly/Czb11w7bznqRM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )