UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w6t3BiTa/5vQN/nnrvmXUW3lHEmak476F6LBroqRnEo=' 
WHERE 
  key_id = 'b646857f3e9e85cdfcd93c9e2b7cbbb240fa519260a5ee15ddbf11f6e20b93b2' 
  AND (
    token = 'w6t3BiTa/5vQN/nnrvmXUW3lHEmak476F6LBroqRnEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )