UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xkk2sXF8O1qvriL11FhPVp5uvycmljMvNQh2zEAOVxo=' 
WHERE 
  key_id = '03550a56a4dd9da7c12e053179d603ef472667c33f44ed18d046aff47a2fd812' 
  AND (
    token = 'xkk2sXF8O1qvriL11FhPVp5uvycmljMvNQh2zEAOVxo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )