UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jk2CWyy+pKKLXi2P8A1OIlY7kF5DOuPjDn7vhx9Necg=' 
WHERE 
  key_id = '52a7ce5af17391f04c0e993264dfa1f92b4fe47fe79de8943ac303d2b6529247' 
  AND (
    token = 'jk2CWyy+pKKLXi2P8A1OIlY7kF5DOuPjDn7vhx9Necg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )