UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7ex0Bg9ckjZjrRblTAWeuR61PmQbYtK4VN0+rKKQRg8=' 
WHERE 
  key_id = '28b6c5e04940de6de0b3fc30b708a4b16747dc62bb1911379c6b0097a22073d2' 
  AND (
    token = '7ex0Bg9ckjZjrRblTAWeuR61PmQbYtK4VN0+rKKQRg8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )