UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K93twrIbOeluSTX0X1PA0eaIxjmYVvWra1zHd/hPxgc=' 
WHERE 
  key_id = '8f8a82aaab5a0179a7b38f7aadc2a3b37583d390a1fae6dc42c832242f2ea0f6' 
  AND (
    token = 'K93twrIbOeluSTX0X1PA0eaIxjmYVvWra1zHd/hPxgc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )