UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gx7ylDDmfYMIr6S6pF1EeMsqTgt+ByeuDBH5INNG1S0=' 
WHERE 
  key_id = '7455c487bc16437b46581a524aebbc2e58c7c961868b87b4667353bed4835b9b' 
  AND (
    token = 'gx7ylDDmfYMIr6S6pF1EeMsqTgt+ByeuDBH5INNG1S0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )