UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ffZm+Bw/cMra0snb1q/3XZ+7PYKHAyILF2d/MxnjnGg=' 
WHERE 
  key_id = 'e8771993ec2cad01ef1efefff9ab2c0306619bff6cc288984520aa79377ff29d' 
  AND (
    token = 'ffZm+Bw/cMra0snb1q/3XZ+7PYKHAyILF2d/MxnjnGg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )