UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B6k2RBIGAOdPD1BVNna4yPEwpJnT5SiYIB1rECavyhg=' 
WHERE 
  key_id = '3994059760538fc9ef0a396db590e0006443a4e4fb0856891d8afc45fd6fd7fd' 
  AND (
    token = 'B6k2RBIGAOdPD1BVNna4yPEwpJnT5SiYIB1rECavyhg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )