UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OrP5uIyhPjSj4YQsoa6TTd5HhCNaXhiVednEFiU7hEc=' 
WHERE 
  key_id = '981f17c39fc462d450a517a929e1fe2225d3650e00956090ada2bd16fafa2849' 
  AND (
    token = 'OrP5uIyhPjSj4YQsoa6TTd5HhCNaXhiVednEFiU7hEc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )