UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QAWAg2ONOkhQd8X6ZKYaibh8xNGksRSle09dSknCHqo=' 
WHERE 
  key_id = '3f55d98b77a6edf0dda4932bf95e1878a7a97e099173eb65ac87bdbe711b4c48' 
  AND (
    token = 'QAWAg2ONOkhQd8X6ZKYaibh8xNGksRSle09dSknCHqo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )