UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y35jKSCSpr7ZUAkf4h8vqlsE5MBrapsKfxBCi0gvaYg=' 
WHERE 
  key_id = '8248cf6cb74977e85d9691c09e62e1632f34f6e52b35c0e727c1d0d7445d9570' 
  AND (
    token = 'Y35jKSCSpr7ZUAkf4h8vqlsE5MBrapsKfxBCi0gvaYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )