UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zb+rR29HS6oZUS2T3RILpj0uqmlpZP2b8ycC+j/XynA=' 
WHERE 
  key_id = '93f3b58c9f3649a9f8ffcd9d52634185b6bfaf837fcb776bd50d0a08ea83836f' 
  AND (
    token = 'zb+rR29HS6oZUS2T3RILpj0uqmlpZP2b8ycC+j/XynA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )