UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L27/x1D+YHKDo/aLeO6+voqYKpvrlb1b7QLK94U+1CY=' 
WHERE 
  key_id = '3644d887d8a14dc3e848c0cd10bb49dc2ac2c633fe4355c42ecb533762b8b738' 
  AND (
    token = 'L27/x1D+YHKDo/aLeO6+voqYKpvrlb1b7QLK94U+1CY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )