UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+gCsLommua2UhG1yBLx0mTLho6BrirNzX8oW7UUOojc=' 
WHERE 
  key_id = '50b8334874604ca3e52c6116d07f46d8a589094950b4b09cdb5871ca98468c8c' 
  AND (
    token = '+gCsLommua2UhG1yBLx0mTLho6BrirNzX8oW7UUOojc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )