UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MbHoqpBMLg6hBRtTWpeg/KwuZrtALVaF7piQCX1W4q0=' 
WHERE 
  key_id = '68986a14f9d3aade87418df070cd56baf33d9a61be654505a24577ebdf4fc838' 
  AND (
    token = 'MbHoqpBMLg6hBRtTWpeg/KwuZrtALVaF7piQCX1W4q0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )