UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e8/RrWFXT+mhe/BVMWfYhLj7jU8BRTkbSLYXRYVX0B8=' 
WHERE 
  key_id = '74d45870be004c22527542b1466119b7de6f4529c13554b853c210cff2f1927a' 
  AND (
    token = 'e8/RrWFXT+mhe/BVMWfYhLj7jU8BRTkbSLYXRYVX0B8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )