UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jEpEHrVQ5JNyVmLEPN3N8YvEpJ8Y0Pc39VhU6405QzM=' 
WHERE 
  key_id = '849b7177f0cabf53bcda9bc91080bca43629815f703eab020e023a9dc40efef6' 
  AND (
    token = 'jEpEHrVQ5JNyVmLEPN3N8YvEpJ8Y0Pc39VhU6405QzM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )