UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MJUJhVEyj27rGrYVjMNKX1dmy5S5Xx2KuH6KE1jGsSk=' 
WHERE 
  key_id = '740f55a469ecbb3cb40b84948b97531b97046b7ca7184ca579e345cdbacc5b78' 
  AND (
    token = 'MJUJhVEyj27rGrYVjMNKX1dmy5S5Xx2KuH6KE1jGsSk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )