UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c42dAnvrIXKNpD7/QfYhFmnTykkNQCl6t3L5j28kwgc=' 
WHERE 
  key_id = '6d19914765f1389feed7e30e384696352c1e2b3fdebd84a879c4ac5b13dfdac0' 
  AND (
    token = 'c42dAnvrIXKNpD7/QfYhFmnTykkNQCl6t3L5j28kwgc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )