UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ebwzeMF2mM0gYajDLSei5Cg3dGrwZeA5YOujmDRCnBY=' 
WHERE 
  key_id = 'a4458ac23112ddc93f90a7e14f999674bb002be3d855b4782e8ff08fa0d2a984' 
  AND (
    token = 'ebwzeMF2mM0gYajDLSei5Cg3dGrwZeA5YOujmDRCnBY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )