UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LLT0yVZAWJgsZSQeUwd7cP66Jwn1N87SHIof1gfwvNs=' 
WHERE 
  key_id = '539be991d6e0ac86433883c4e77b5aef0bc3b46f8d3d792638efd18b932c812b' 
  AND (
    token = 'LLT0yVZAWJgsZSQeUwd7cP66Jwn1N87SHIof1gfwvNs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )