UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jIurnFgks3kRHQCP6O/MY7qUkg+PSfgwdaOIiYPUpEM=' 
WHERE 
  key_id = 'b8fb6d099be7d136cd58dea2ad375dc2c8f49b081ab5906b774a5d94f2774e07' 
  AND (
    token = 'jIurnFgks3kRHQCP6O/MY7qUkg+PSfgwdaOIiYPUpEM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )