UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mjTB0PjYAqbSgH/QHjgt+6xBPW9w1EqZFZI7VDCiSL4=' 
WHERE 
  key_id = '4a869cbed7d52d8bb99e91db918556a1904075af63280f2dfe69db83149e6802' 
  AND (
    token = 'mjTB0PjYAqbSgH/QHjgt+6xBPW9w1EqZFZI7VDCiSL4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )