UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R0YuNgs89MMU/GpKHq8ev3GO1iy6i3QxHRhM3MBvegk=' 
WHERE 
  key_id = '790fc942e62656b3e40f9ffaa4cbfe4a8565901bf7acdf7f136142387e040e91' 
  AND (
    token = 'R0YuNgs89MMU/GpKHq8ev3GO1iy6i3QxHRhM3MBvegk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )