UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l/q/mt0aR1++diUgwIDn/jF2SRCqJ5yiThdZR/YjRSI=' 
WHERE 
  key_id = '4996128bdea9391e8a31981d77e3bffd2524d992026c690fa9f351a31135b151' 
  AND (
    token = 'l/q/mt0aR1++diUgwIDn/jF2SRCqJ5yiThdZR/YjRSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )