UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U3cyLLD2QjEAPSHSRtALSXbdYLuqwciFijYOv/VFXIY=' 
WHERE 
  key_id = '1e7643a30be784827ad3aec256e9f6128db90c690e12d86955d5e6b36e90d635' 
  AND (
    token = 'U3cyLLD2QjEAPSHSRtALSXbdYLuqwciFijYOv/VFXIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )