UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PNUiVWFBjV3nZX9deav5wWJHksRZN4PJjwaMajrFdBo=' 
WHERE 
  key_id = '30115173583c91042e0178e50c1025f9585fab5dcdc36f7f5794b5abc96d021a' 
  AND (
    token = 'PNUiVWFBjV3nZX9deav5wWJHksRZN4PJjwaMajrFdBo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )