UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kYYEW0BMPyWdqKd5+R+fSoEzD/RrgkL5jzscr8IZ+SY=' 
WHERE 
  key_id = '911efc3ae15c79c028a19283f5664d431f6847b0179fe0b1264bc1211da83e62' 
  AND (
    token = 'kYYEW0BMPyWdqKd5+R+fSoEzD/RrgkL5jzscr8IZ+SY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )