UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U8V6H9m3WhuGhCVaEYQlZ6sN7txR5esVRstjlIDFPc4=' 
WHERE 
  key_id = 'cb9d41603abaad1650ab2b04df80cf47c1c08d8dff7a1280fb588a9627abeb55' 
  AND (
    token = 'U8V6H9m3WhuGhCVaEYQlZ6sN7txR5esVRstjlIDFPc4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031