UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GXsyeik4FVcICy0IhbzF4OzjH0R5J+im4Rc+vLy0aqg=' 
WHERE 
  key_id = 'f18e2a6f9f7bea45b60186d94c1ab1ca7a5dedbf2717e807e79bbd38495905b8' 
  AND (
    token = 'GXsyeik4FVcICy0IhbzF4OzjH0R5J+im4Rc+vLy0aqg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )