UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6wQ/amtuPKvgJb6BfEaSx1DWUfYCUtO4xozPS8I8q30=' 
WHERE 
  key_id = '3fb65738366b8dd0e27c88e59c0e999361812836ebcc53ae016a982663e2e2f0' 
  AND (
    token = '6wQ/amtuPKvgJb6BfEaSx1DWUfYCUtO4xozPS8I8q30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )