UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4QjyHSz+CzQ5MbXNjOdIy+NqNH2AQHOt1WvgYxnZ0Ec=' 
WHERE 
  key_id = '538b0dd2a712e12261fb82c0479563efe5f1188204003bd953444d69404cff79' 
  AND (
    token = '4QjyHSz+CzQ5MbXNjOdIy+NqNH2AQHOt1WvgYxnZ0Ec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )