UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sS9G177PwfVzB0mhdSrSF/ImV//1fCZlPuU7yuuN/YM=' 
WHERE 
  key_id = '6dfd45257b33b972fe4e31bb06d4c3a3de6a03631ec92bc580293c417b638939' 
  AND (
    token = 'sS9G177PwfVzB0mhdSrSF/ImV//1fCZlPuU7yuuN/YM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )