UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4ZqvRcJoR0MKq2Ktfq3myMA27evuL1APNjHoWSYCZA=' 
WHERE 
  key_id = 'eb4783d9d42ffe4c591e06217ec81f5f4539b7736ad258ccce2fa43316f30b24' 
  AND (
    token = 'U4ZqvRcJoR0MKq2Ktfq3myMA27evuL1APNjHoWSYCZA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )