UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j7nJ7G+WHd5NznJIyr2u2t5t+o6B+leCuEVIQVtdVHw=' 
WHERE 
  key_id = '503b5759bb1b19265851f01a679bc7eda21616f8cd5d52e496defffe9cd2a48b' 
  AND (
    token = 'j7nJ7G+WHd5NznJIyr2u2t5t+o6B+leCuEVIQVtdVHw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )