UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uw2mxpZCDRArPn/YyZfoe8Z9GLy3nzTmTbA2yG7BqTQ=' 
WHERE 
  key_id = 'b948045cfa5042cf49d71d74bf734e7a0b7b2c39b21e63b40594741f2545e973' 
  AND (
    token = 'uw2mxpZCDRArPn/YyZfoe8Z9GLy3nzTmTbA2yG7BqTQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )