UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qep0NtlPTEtydukGBIQypX18yR7p95vWcFivk00eR1E=' 
WHERE 
  key_id = '957a2744e85f8d1bb16a7efa24f8a819d2ab35ad6ae33280659885910472c6c1' 
  AND (
    token = 'qep0NtlPTEtydukGBIQypX18yR7p95vWcFivk00eR1E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )