UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3vmmVPIGxuKyYtIKT3BXLVjiik8ujnGYDN2unA8OAE0=' 
WHERE 
  key_id = '3fbd8ce21c2b5f3c3d15b6b83fb43eb0eda901b1aebf2abb52054e9531f9b376' 
  AND (
    token = '3vmmVPIGxuKyYtIKT3BXLVjiik8ujnGYDN2unA8OAE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )