UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6FGn4ynfiq+6TV/sRlgtaI9f7hB+u9qLqMEWPtOO9ro=' 
WHERE 
  key_id = '8d2a0c81578581d2db6a3005750a444e34293313a7654c0faaa9ec8157167f1e' 
  AND (
    token = '6FGn4ynfiq+6TV/sRlgtaI9f7hB+u9qLqMEWPtOO9ro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )