UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qQDL7J9ar4cfNhDSFu+8bVY/gfVwAVTQhSyHzQFNIY4=' 
WHERE 
  key_id = '50707835b14767109bf904efa3e0e0ea32f135b268d84db9058fc97dba000900' 
  AND (
    token = 'qQDL7J9ar4cfNhDSFu+8bVY/gfVwAVTQhSyHzQFNIY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )