UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7/LtbF3w0Ki63orGboF1WCvQYxjZAv22S7mihvKovoo=' 
WHERE 
  key_id = 'b81c2e3acf4b864d1992ed50c70f0f90def5dadf435ee50bed09f494f783a246' 
  AND (
    token = '7/LtbF3w0Ki63orGboF1WCvQYxjZAv22S7mihvKovoo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )