UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NZQf+ttggrX0RyhfUGlzc2piuVTRdqN7tymzKMNFaFE=' 
WHERE 
  key_id = '021ea45c967c889dc04504a3217d143b07f2d09e12751923714d1822e703f41e' 
  AND (
    token = 'NZQf+ttggrX0RyhfUGlzc2piuVTRdqN7tymzKMNFaFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )