UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WHEGOnxn9qdUt2jwpZ2MOt6FUrplvWzB7dQ7A/HPHVk=' 
WHERE 
  key_id = '94ffd1650e341dbc5b38ccfe6a9ebe32007817cd504bddbafe746f085bc80360' 
  AND (
    token = 'WHEGOnxn9qdUt2jwpZ2MOt6FUrplvWzB7dQ7A/HPHVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )