UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8BWymJmDy1R5KfwhkmiyTnYZHCQJM7rvUBH0ewfP5B0=' 
WHERE 
  key_id = '4a06f7112c563f08af103f37a14013cccdf1218cc49cbca25630efd09e32af5b' 
  AND (
    token = '8BWymJmDy1R5KfwhkmiyTnYZHCQJM7rvUBH0ewfP5B0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )