UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YK52pDaKY5AOxLHOOWO5wYDNhUjJI3qX7fDtGuzJ4so=' 
WHERE 
  key_id = '50d556d148576f90995edf7973eeef07aca44f2c96f0fb15c53e126bb959d911' 
  AND (
    token = 'YK52pDaKY5AOxLHOOWO5wYDNhUjJI3qX7fDtGuzJ4so=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )