UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PEhBHSQoELFoM7DTvmfJAe0bSKDc+u4sEvZP+0NtY90=' 
WHERE 
  key_id = '477e1de79e037812933343b7aea3d202393bf4b84a2ded57c74da6d81e659a4b' 
  AND (
    token = 'PEhBHSQoELFoM7DTvmfJAe0bSKDc+u4sEvZP+0NtY90=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )