UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MpW6D/IUjwGJQVHmOqLai1Uk7npnG50XV8x1bBhp6LU=' 
WHERE 
  key_id = 'cac75ad4adbdd90df59a0ef37d932870c1a5d805fab43dd53b139887739a8aca' 
  AND (
    token = 'MpW6D/IUjwGJQVHmOqLai1Uk7npnG50XV8x1bBhp6LU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )