UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xoSdD0UDvJO5Lj++//RfHoDhJDCqcwyzRkoc+EaDoYg=' 
WHERE 
  key_id = '2e8ebd94bf90e1f6a74affd500708fbb241b09ba96498b93aea1098b2f4638d9' 
  AND (
    token = 'xoSdD0UDvJO5Lj++//RfHoDhJDCqcwyzRkoc+EaDoYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )