UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'khm9CoxsS4L6sgSONmRobqc+kJ2AM0jNHZgMcBPucLU=' 
WHERE 
  key_id = '4e0cea8c85b2ff4b262e394a8e623e4897784d5e0cc37a05a9f87e9443da12f1' 
  AND (
    token = 'khm9CoxsS4L6sgSONmRobqc+kJ2AM0jNHZgMcBPucLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )