UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oVoj3nfMV6P98v8i9jPRi6Hw49KrqXFwQt0M0/fmadc=' 
WHERE 
  key_id = 'e997ea49d3f77b4077f0a93df853b5d844e3e13fca0191a77afa560a45311d60' 
  AND (
    token = 'oVoj3nfMV6P98v8i9jPRi6Hw49KrqXFwQt0M0/fmadc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )